diff --git a/java/src/com/android/inputmethod/latin/utils/CollectionUtils.java b/common/src/com/android/inputmethod/latin/common/CollectionUtils.java
similarity index 97%
rename from java/src/com/android/inputmethod/latin/utils/CollectionUtils.java
rename to common/src/com/android/inputmethod/latin/common/CollectionUtils.java
index 01f5e10..f7ba693 100644
--- a/java/src/com/android/inputmethod/latin/utils/CollectionUtils.java
+++ b/common/src/com/android/inputmethod/latin/common/CollectionUtils.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.inputmethod.latin.utils;
+package com.android.inputmethod.latin.common;
 
 import java.util.ArrayList;
 import java.util.Collection;
diff --git a/java/src/com/android/inputmethod/latin/utils/CoordinateUtils.java b/common/src/com/android/inputmethod/latin/common/CoordinateUtils.java
similarity index 98%
rename from java/src/com/android/inputmethod/latin/utils/CoordinateUtils.java
rename to common/src/com/android/inputmethod/latin/common/CoordinateUtils.java
index 3a97059..0316624 100644
--- a/java/src/com/android/inputmethod/latin/utils/CoordinateUtils.java
+++ b/common/src/com/android/inputmethod/latin/common/CoordinateUtils.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.inputmethod.latin.utils;
+package com.android.inputmethod.latin.common;
 
 import javax.annotation.Nonnull;
 
diff --git a/java/src/com/android/inputmethod/latin/utils/FileUtils.java b/common/src/com/android/inputmethod/latin/common/FileUtils.java
similarity index 96%
rename from java/src/com/android/inputmethod/latin/utils/FileUtils.java
rename to common/src/com/android/inputmethod/latin/common/FileUtils.java
index f1106a6..6768458 100644
--- a/java/src/com/android/inputmethod/latin/utils/FileUtils.java
+++ b/common/src/com/android/inputmethod/latin/common/FileUtils.java
@@ -14,7 +14,7 @@
  * the License.
  */
 
-package com.android.inputmethod.latin.utils;
+package com.android.inputmethod.latin.common;
 
 import java.io.File;
 import java.io.FilenameFilter;
diff --git a/java/src/com/android/inputmethod/dictionarypack/LocaleUtils.java b/common/src/com/android/inputmethod/latin/common/LocaleUtils.java
similarity index 91%
rename from java/src/com/android/inputmethod/dictionarypack/LocaleUtils.java
rename to common/src/com/android/inputmethod/latin/common/LocaleUtils.java
index 4f0805c..14b3d22 100644
--- a/java/src/com/android/inputmethod/dictionarypack/LocaleUtils.java
+++ b/common/src/com/android/inputmethod/latin/common/LocaleUtils.java
@@ -14,11 +14,7 @@
  * the License.
  */
 
-package com.android.inputmethod.dictionarypack;
-
-import android.content.res.Configuration;
-import android.content.res.Resources;
-import android.text.TextUtils;
+package com.android.inputmethod.latin.common;
 
 import java.util.HashMap;
 import java.util.Locale;
@@ -105,8 +101,8 @@
      * @return a constant that measures how well the tested locale matches the reference locale.
      */
     public static int getMatchLevel(final String referenceLocale, final String testedLocale) {
-        if (TextUtils.isEmpty(referenceLocale)) {
-            return TextUtils.isEmpty(testedLocale) ? LOCALE_FULL_MATCH : LOCALE_ANY_MATCH;
+        if (StringUtils.isEmpty(referenceLocale)) {
+            return StringUtils.isEmpty(testedLocale) ? LOCALE_FULL_MATCH : LOCALE_ANY_MATCH;
         }
         if (null == testedLocale) return LOCALE_NO_MATCH;
         final String[] referenceParams = referenceLocale.split("_", 3);
@@ -160,21 +156,6 @@
         return LOCALE_MATCH <= level;
     }
 
-    /**
-     * Sets the system locale for this process.
-     *
-     * @param res the resources to use. Pass current resources.
-     * @param newLocale the locale to change to.
-     * @return the old locale.
-     */
-    public static Locale setSystemLocale(final Resources res, final Locale newLocale) {
-        final Configuration conf = res.getConfiguration();
-        final Locale saveLocale = conf.locale;
-        conf.locale = newLocale;
-        res.updateConfiguration(conf, res.getDisplayMetrics());
-        return saveLocale;
-    }
-
     private static final HashMap<String, Locale> sLocaleCache = new HashMap<>();
 
     /**
diff --git a/java/src/com/android/inputmethod/latin/settings/NativeSuggestOptions.java b/common/src/com/android/inputmethod/latin/common/NativeSuggestOptions.java
similarity index 90%
rename from java/src/com/android/inputmethod/latin/settings/NativeSuggestOptions.java
rename to common/src/com/android/inputmethod/latin/common/NativeSuggestOptions.java
index 7603dbb..7ef741c 100644
--- a/java/src/com/android/inputmethod/latin/settings/NativeSuggestOptions.java
+++ b/common/src/com/android/inputmethod/latin/common/NativeSuggestOptions.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.inputmethod.latin.settings;
+package com.android.inputmethod.latin.common;
 
 public class NativeSuggestOptions {
     // Need to update suggest_options.h when you add, remove or reorder options.
@@ -25,8 +25,11 @@
     private static final int WEIGHT_FOR_LOCALE_IN_THOUSANDS = 4;
     private static final int OPTIONS_SIZE = 5;
 
-    private final int[] mOptions = new int[OPTIONS_SIZE
-            + AdditionalFeaturesSettingUtils.ADDITIONAL_FEATURES_SETTINGS_SIZE];
+    private final int[] mOptions;
+
+    public NativeSuggestOptions(final int additionalFeaturesSettingsSize) {
+        mOptions = new int[OPTIONS_SIZE + additionalFeaturesSettingsSize];
+    }
 
     public void setIsGesture(final boolean value) {
         setBooleanOption(IS_GESTURE, value);
diff --git a/java/AndroidManifest.xml b/java/AndroidManifest.xml
index ee1cef6..88e867f 100644
--- a/java/AndroidManifest.xml
+++ b/java/AndroidManifest.xml
@@ -37,7 +37,6 @@
 
     <application android:label="@string/english_ime_name"
             android:icon="@drawable/ic_launcher_keyboard"
-            android:killAfterRestore="false"
             android:supportsRtl="true"
             android:allowBackup="true">
 
diff --git a/java/res/values-fa/strings.xml b/java/res/values-fa/strings.xml
index 2461da5..16a6f87 100644
--- a/java/res/values-fa/strings.xml
+++ b/java/res/values-fa/strings.xml
@@ -84,7 +84,7 @@
     <string name="hint_add_to_dictionary_without_word" msgid="3040385779511255101">"برای ذخیره اینجا را لمس کنید"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"دیکشنری موجود است"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"طرح زمینه صفحه‌کلید"</string>
-    <string name="switch_accounts" msgid="3321216593719006162">"جابجایی بین حساب‌ها"</string>
+    <string name="switch_accounts" msgid="3321216593719006162">"جابه‌جایی بین حساب‌ها"</string>
     <string name="no_accounts_selected" msgid="2073821619103904330">"هیچ حسابی انتخاب نشده است"</string>
     <string name="account_selected" msgid="2846876462199625974">"در حال حاضر در حال استفاده از <xliff:g id="EMAIL_ADDRESS">%1$s</xliff:g>"</string>
     <string name="account_select_ok" msgid="9141195141763227797">"تأیید"</string>
diff --git a/java/src/com/android/inputmethod/accessibility/KeyboardAccessibilityNodeProvider.java b/java/src/com/android/inputmethod/accessibility/KeyboardAccessibilityNodeProvider.java
index 7fc1e9d..2de71ce 100644
--- a/java/src/com/android/inputmethod/accessibility/KeyboardAccessibilityNodeProvider.java
+++ b/java/src/com/android/inputmethod/accessibility/KeyboardAccessibilityNodeProvider.java
@@ -31,9 +31,9 @@
 import com.android.inputmethod.keyboard.Key;
 import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.KeyboardView;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 import com.android.inputmethod.latin.settings.Settings;
 import com.android.inputmethod.latin.settings.SettingsValues;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
 
 import java.util.List;
 
diff --git a/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatUtils.java b/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatUtils.java
index 3a27c57..58ad4bd 100644
--- a/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatUtils.java
+++ b/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatUtils.java
@@ -26,6 +26,8 @@
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Method;
 
+import javax.annotation.Nonnull;
+
 public final class InputMethodSubtypeCompatUtils {
     private static final String TAG = InputMethodSubtypeCompatUtils.class.getSimpleName();
     // Note that InputMethodSubtype(int nameId, int iconId, String locale, String mode,
@@ -53,6 +55,7 @@
     }
 
     @SuppressWarnings("deprecation")
+    @Nonnull
     public static InputMethodSubtype newInputMethodSubtype(int nameId, int iconId, String locale,
             String mode, String extraValue, boolean isAuxiliary,
             boolean overridesImplicitlyEnabledSubtype, int id) {
diff --git a/java/src/com/android/inputmethod/compat/SuggestionSpanUtils.java b/java/src/com/android/inputmethod/compat/SuggestionSpanUtils.java
index d3e24e3..be07443 100644
--- a/java/src/com/android/inputmethod/compat/SuggestionSpanUtils.java
+++ b/java/src/com/android/inputmethod/compat/SuggestionSpanUtils.java
@@ -27,8 +27,8 @@
 import com.android.inputmethod.latin.SuggestedWords;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.SuggestionSpanPickedNotificationReceiver;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.define.DebugFlags;
-import com.android.inputmethod.latin.utils.LocaleUtils;
 
 import java.lang.reflect.Field;
 import java.util.ArrayList;
diff --git a/java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java b/java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java
index 37fa76b..659fe5c 100644
--- a/java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java
+++ b/java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java
@@ -31,6 +31,7 @@
 import android.util.Log;
 
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.utils.DebugLogUtils;
 
 import java.io.File;
diff --git a/java/src/com/android/inputmethod/dictionarypack/DictionaryService.java b/java/src/com/android/inputmethod/dictionarypack/DictionaryService.java
index e9b634e..e6acb8f 100644
--- a/java/src/com/android/inputmethod/dictionarypack/DictionaryService.java
+++ b/java/src/com/android/inputmethod/dictionarypack/DictionaryService.java
@@ -25,6 +25,7 @@
 import android.widget.Toast;
 
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.LocaleUtils;
 
 import java.util.Locale;
 import java.util.Random;
diff --git a/java/src/com/android/inputmethod/dictionarypack/DictionarySettingsFragment.java b/java/src/com/android/inputmethod/dictionarypack/DictionarySettingsFragment.java
index c2dc879..14e0050 100644
--- a/java/src/com/android/inputmethod/dictionarypack/DictionarySettingsFragment.java
+++ b/java/src/com/android/inputmethod/dictionarypack/DictionarySettingsFragment.java
@@ -16,6 +16,8 @@
 
 package com.android.inputmethod.dictionarypack;
 
+import com.android.inputmethod.latin.common.LocaleUtils;
+
 import android.app.Activity;
 import android.content.BroadcastReceiver;
 import android.content.ContentResolver;
diff --git a/java/src/com/android/inputmethod/dictionarypack/DownloadOverMeteredDialog.java b/java/src/com/android/inputmethod/dictionarypack/DownloadOverMeteredDialog.java
index f1633ff..50b3c72 100644
--- a/java/src/com/android/inputmethod/dictionarypack/DownloadOverMeteredDialog.java
+++ b/java/src/com/android/inputmethod/dictionarypack/DownloadOverMeteredDialog.java
@@ -26,6 +26,7 @@
 
 import com.android.inputmethod.annotations.ExternallyReferenced;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.LocaleUtils;
 
 import java.util.Locale;
 
diff --git a/java/src/com/android/inputmethod/dictionarypack/UpdateHandler.java b/java/src/com/android/inputmethod/dictionarypack/UpdateHandler.java
index d59b7a5..bd61521 100644
--- a/java/src/com/android/inputmethod/dictionarypack/UpdateHandler.java
+++ b/java/src/com/android/inputmethod/dictionarypack/UpdateHandler.java
@@ -39,6 +39,7 @@
 import com.android.inputmethod.compat.DownloadManagerCompatUtils;
 import com.android.inputmethod.compat.NotificationCompatUtils;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.utils.ApplicationUtils;
 import com.android.inputmethod.latin.utils.DebugLogUtils;
 
diff --git a/java/src/com/android/inputmethod/keyboard/Keyboard.java b/java/src/com/android/inputmethod/keyboard/Keyboard.java
index 3c90a04..619b801 100644
--- a/java/src/com/android/inputmethod/keyboard/Keyboard.java
+++ b/java/src/com/android/inputmethod/keyboard/Keyboard.java
@@ -22,7 +22,7 @@
 import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
 import com.android.inputmethod.keyboard.internal.KeyboardParams;
 import com.android.inputmethod.latin.common.Constants;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 
 import java.util.ArrayList;
 import java.util.Collections;
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java b/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java
index 7eb91b5..1637ed9 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java
@@ -38,7 +38,6 @@
 import com.android.inputmethod.latin.InputAttributes;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.RichInputMethodSubtype;
-import com.android.inputmethod.latin.SubtypeSwitcher;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.utils.InputTypeUtils;
 import com.android.inputmethod.latin.utils.ScriptUtils;
@@ -276,7 +275,7 @@
                     mParams.mEditorInfo.imeOptions)
                     || deprecatedForceAscii;
             final RichInputMethodSubtype keyboardSubtype = (forceAscii && !asciiCapable)
-                    ? SubtypeSwitcher.getInstance().getNoLanguageSubtype()
+                    ? RichInputMethodSubtype.getNoLanguageSubtype()
                     : subtype;
             mParams.mSubtype = keyboardSubtype;
             mParams.mKeyboardLayoutSetName = KEYBOARD_LAYOUT_SET_RESOURCE_PREFIX
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java b/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
index c2862f5..e8bd275 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
@@ -163,7 +163,7 @@
                 currentSettingsValues.mKeyPreviewDismissEndXScale,
                 currentSettingsValues.mKeyPreviewDismissEndYScale,
                 currentSettingsValues.mKeyPreviewDismissDuration);
-        keyboardView.updateShortcutKey(mSubtypeSwitcher.isShortcutImeReady());
+        keyboardView.updateShortcutKey(RichInputMethodManager.getInstance().isShortcutImeReady());
         final boolean subtypeChanged = (oldKeyboard == null)
                 || !keyboard.mId.mSubtype.equals(oldKeyboard.mId.mSubtype);
         final int languageOnSpacebarFormatType = mSubtypeSwitcher.getLanguageOnSpacebarFormatType(
@@ -414,9 +414,10 @@
     }
 
     public void onNetworkStateChanged() {
-        if (mKeyboardView != null) {
-            mKeyboardView.updateShortcutKey(mSubtypeSwitcher.isShortcutImeReady());
+        if (mKeyboardView == null) {
+            return;
         }
+        mKeyboardView.updateShortcutKey(RichInputMethodManager.getInstance().isShortcutImeReady());
     }
 
     public int getKeyboardShiftMode() {
diff --git a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
index 1bad7cb..cba7ff2 100644
--- a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
@@ -56,9 +56,9 @@
 import com.android.inputmethod.latin.RichInputMethodSubtype;
 import com.android.inputmethod.latin.SuggestedWords;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 import com.android.inputmethod.latin.common.StringUtils;
 import com.android.inputmethod.latin.settings.DebugSettings;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
 import com.android.inputmethod.latin.utils.TypefaceUtils;
 
 import java.util.Locale;
diff --git a/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java
index 0152253..3acc11b 100644
--- a/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java
@@ -31,7 +31,7 @@
 import com.android.inputmethod.keyboard.internal.KeyDrawParams;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.common.Constants;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 
 /**
  * A view that renders a virtual {@link MoreKeysKeyboard}. It handles rendering of keys and
diff --git a/java/src/com/android/inputmethod/keyboard/PointerTracker.java b/java/src/com/android/inputmethod/keyboard/PointerTracker.java
index 41eb87f..7902ce8 100644
--- a/java/src/com/android/inputmethod/keyboard/PointerTracker.java
+++ b/java/src/com/android/inputmethod/keyboard/PointerTracker.java
@@ -35,10 +35,10 @@
 import com.android.inputmethod.keyboard.internal.TypingTimeRecorder;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 import com.android.inputmethod.latin.common.InputPointers;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.settings.Settings;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
 import com.android.inputmethod.latin.utils.ResourceUtils;
 
 import java.util.ArrayList;
diff --git a/java/src/com/android/inputmethod/keyboard/emoji/EmojiPalettesView.java b/java/src/com/android/inputmethod/keyboard/emoji/EmojiPalettesView.java
index 06184f8..cf4dd3d 100644
--- a/java/src/com/android/inputmethod/keyboard/emoji/EmojiPalettesView.java
+++ b/java/src/com/android/inputmethod/keyboard/emoji/EmojiPalettesView.java
@@ -48,7 +48,7 @@
 import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
 import com.android.inputmethod.latin.AudioAndHapticFeedbackManager;
 import com.android.inputmethod.latin.R;
-import com.android.inputmethod.latin.SubtypeSwitcher;
+import com.android.inputmethod.latin.RichInputMethodSubtype;
 import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.ResourceUtils;
 
@@ -113,7 +113,7 @@
                 context, null /* editorInfo */);
         final Resources res = context.getResources();
         mEmojiLayoutParams = new EmojiLayoutParams(res);
-        builder.setSubtype(SubtypeSwitcher.getInstance().getEmojiSubtype());
+        builder.setSubtype(RichInputMethodSubtype.getEmojiSubtype());
         builder.setKeyboardGeometry(ResourceUtils.getDefaultKeyboardWidth(res),
                 mEmojiLayoutParams.mEmojiKeyboardHeight);
         final KeyboardLayoutSet layoutSet = builder.build();
diff --git a/java/src/com/android/inputmethod/keyboard/internal/DrawingPreviewPlacerView.java b/java/src/com/android/inputmethod/keyboard/internal/DrawingPreviewPlacerView.java
index a5d47ad..9c0d743 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/DrawingPreviewPlacerView.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/DrawingPreviewPlacerView.java
@@ -24,7 +24,7 @@
 import android.util.AttributeSet;
 import android.widget.RelativeLayout;
 
-import com.android.inputmethod.latin.utils.CoordinateUtils;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 
 import java.util.ArrayList;
 
diff --git a/java/src/com/android/inputmethod/keyboard/internal/GestureFloatingTextDrawingPreview.java b/java/src/com/android/inputmethod/keyboard/internal/GestureFloatingTextDrawingPreview.java
index 330ec52..5443c2a 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/GestureFloatingTextDrawingPreview.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/GestureFloatingTextDrawingPreview.java
@@ -27,7 +27,7 @@
 import com.android.inputmethod.keyboard.PointerTracker;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.SuggestedWords;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 
 import javax.annotation.Nonnull;
 
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyPreviewChoreographer.java b/java/src/com/android/inputmethod/keyboard/internal/KeyPreviewChoreographer.java
index d376487..448f1b4 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyPreviewChoreographer.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyPreviewChoreographer.java
@@ -23,7 +23,7 @@
 import android.view.ViewGroup;
 
 import com.android.inputmethod.keyboard.Key;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 import com.android.inputmethod.latin.utils.ViewLayoutUtils;
 
 import java.util.ArrayDeque;
diff --git a/java/src/com/android/inputmethod/keyboard/internal/MoreKeySpec.java b/java/src/com/android/inputmethod/keyboard/internal/MoreKeySpec.java
index a0bb406..b1a3887 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/MoreKeySpec.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/MoreKeySpec.java
@@ -21,10 +21,10 @@
 
 import com.android.inputmethod.compat.CharacterCompat;
 import com.android.inputmethod.keyboard.Key;
+import com.android.inputmethod.latin.common.CollectionUtils;
 import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.common.StringUtils;
 import com.android.inputmethod.latin.define.DebugFlags;
-import com.android.inputmethod.latin.utils.CollectionUtils;
 
 import java.util.ArrayList;
 import java.util.Arrays;
diff --git a/java/src/com/android/inputmethod/keyboard/internal/NonDistinctMultitouchHelper.java b/java/src/com/android/inputmethod/keyboard/internal/NonDistinctMultitouchHelper.java
index 3a9aa81..8a375c6 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/NonDistinctMultitouchHelper.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/NonDistinctMultitouchHelper.java
@@ -22,7 +22,7 @@
 import com.android.inputmethod.keyboard.Key;
 import com.android.inputmethod.keyboard.KeyDetector;
 import com.android.inputmethod.keyboard.PointerTracker;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 
 public final class NonDistinctMultitouchHelper {
     private static final String TAG = NonDistinctMultitouchHelper.class.getSimpleName();
diff --git a/java/src/com/android/inputmethod/keyboard/internal/SlidingKeyInputDrawingPreview.java b/java/src/com/android/inputmethod/keyboard/internal/SlidingKeyInputDrawingPreview.java
index ef4c74d..73a6f95 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/SlidingKeyInputDrawingPreview.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/SlidingKeyInputDrawingPreview.java
@@ -23,7 +23,7 @@
 
 import com.android.inputmethod.keyboard.PointerTracker;
 import com.android.inputmethod.latin.R;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 
 /**
  * Draw rubber band preview graphics during sliding key input.
diff --git a/java/src/com/android/inputmethod/latin/AssetFileAddress.java b/java/src/com/android/inputmethod/latin/AssetFileAddress.java
index fd6c24d..923f43c 100644
--- a/java/src/com/android/inputmethod/latin/AssetFileAddress.java
+++ b/java/src/com/android/inputmethod/latin/AssetFileAddress.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.latin;
 
-import com.android.inputmethod.latin.utils.FileUtils;
+import com.android.inputmethod.latin.common.FileUtils;
 
 import java.io.File;
 
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
index b5d0b44..46cd3b8 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
@@ -24,6 +24,7 @@
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.common.ComposedData;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.FileUtils;
 import com.android.inputmethod.latin.common.InputPointers;
 import com.android.inputmethod.latin.common.StringUtils;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
@@ -33,7 +34,6 @@
 import com.android.inputmethod.latin.makedict.WordProperty;
 import com.android.inputmethod.latin.settings.SettingsValuesForSuggestion;
 import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
-import com.android.inputmethod.latin.utils.FileUtils;
 import com.android.inputmethod.latin.utils.JniUtils;
 import com.android.inputmethod.latin.utils.WordInputEventForPersonalization;
 
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java b/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
index 1570bda..46c8d55 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
@@ -21,11 +21,11 @@
 import android.content.res.AssetFileDescriptor;
 import android.util.Log;
 
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
 import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
 import com.android.inputmethod.latin.utils.DictionaryInfoUtils;
-import com.android.inputmethod.latin.utils.LocaleUtils;
 
 import java.io.File;
 import java.io.IOException;
diff --git a/java/src/com/android/inputmethod/latin/DicTraverseSession.java b/java/src/com/android/inputmethod/latin/DicTraverseSession.java
index 95390aa..aefefd3 100644
--- a/java/src/com/android/inputmethod/latin/DicTraverseSession.java
+++ b/java/src/com/android/inputmethod/latin/DicTraverseSession.java
@@ -17,7 +17,8 @@
 package com.android.inputmethod.latin;
 
 import com.android.inputmethod.latin.common.Constants;
-import com.android.inputmethod.latin.settings.NativeSuggestOptions;
+import com.android.inputmethod.latin.common.NativeSuggestOptions;
+import com.android.inputmethod.latin.settings.AdditionalFeaturesSettingUtils;
 import com.android.inputmethod.latin.utils.JniUtils;
 
 import java.util.Locale;
@@ -43,7 +44,8 @@
     public final int[] mOutputAutoCommitFirstWordConfidence = new int[1];
     public final float[] mInputOutputWeightOfLangModelVsSpatialModel = new float[1];
 
-    public final NativeSuggestOptions mNativeSuggestOptions = new NativeSuggestOptions();
+    public final NativeSuggestOptions mNativeSuggestOptions = new NativeSuggestOptions(
+            AdditionalFeaturesSettingUtils.ADDITIONAL_FEATURES_SETTINGS_SIZE);
 
     private static native long setDicTraverseSessionNative(String locale, long dictSize);
     private static native void initDicTraverseSessionNative(long nativeDicTraverseSession,
diff --git a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
index b47eaa9..d9d22e0 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
@@ -23,6 +23,7 @@
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.common.ComposedData;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.FileUtils;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.makedict.FormatSpec;
 import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
@@ -32,7 +33,6 @@
 import com.android.inputmethod.latin.utils.CombinedFormatUtils;
 import com.android.inputmethod.latin.utils.DistracterFilter;
 import com.android.inputmethod.latin.utils.ExecutorUtils;
-import com.android.inputmethod.latin.utils.FileUtils;
 import com.android.inputmethod.latin.utils.WordInputEventForPersonalization;
 
 import java.io.File;
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index dc66547..a2dbb90 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -77,6 +77,7 @@
 import com.android.inputmethod.latin.Suggest.OnGetSuggestedWordsCallback;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 import com.android.inputmethod.latin.common.InputPointers;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.define.ProductionFlags;
@@ -93,7 +94,6 @@
 import com.android.inputmethod.latin.touchinputconsumer.GestureConsumer;
 import com.android.inputmethod.latin.utils.ApplicationUtils;
 import com.android.inputmethod.latin.utils.CapsModeUtils;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
 import com.android.inputmethod.latin.utils.CursorAnchorInfoUtils;
 import com.android.inputmethod.latin.utils.DialogUtils;
 import com.android.inputmethod.latin.utils.ImportantNoticeUtils;
@@ -626,7 +626,7 @@
     private void refreshPersonalizationDictionarySession(
             final SettingsValues currentSettingsValues) {
         mDictionaryFacilitator.setIsMonolingualUser(
-                mSubtypeSwitcher.isSystemLocaleSameAsLocaleOfAllEnabledSubtypesOfEnabledImes());
+                mRichImm.isSystemLocaleSameAsLocaleOfAllEnabledSubtypesOfEnabledImes());
         mPersonalizationDictionaryUpdater.onLoadSettings(
                 currentSettingsValues.mUsePersonalizedDicts);
         mContextualDictionaryUpdater.onLoadSettings(currentSettingsValues.mUsePersonalizedDicts);
@@ -863,7 +863,7 @@
         // also wouldn't be consuming gesture data.
         mGestureConsumer = GestureConsumer.NULL_GESTURE_CONSUMER;
         mRichImm.clearSubtypeCaches();
-        mSubtypeSwitcher.refreshSubtypeInfo();
+        mSubtypeSwitcher.onSubtypeChanged(mRichImm.getCurrentRawSubtype());
         final KeyboardSwitcher switcher = mKeyboardSwitcher;
         switcher.updateKeyboardTheme();
         final MainKeyboardView mainKeyboardView = switcher.getMainKeyboardView();
@@ -1424,7 +1424,7 @@
     // completely replace #onCodeInput.
     public void onEvent(@Nonnull final Event event) {
         if (Constants.CODE_SHORTCUT == event.mKeyCode) {
-            mSubtypeSwitcher.switchToShortcutIME(this);
+            mRichImm.switchToShortcutIME(this);
         }
         final InputTransaction completeInputTransaction =
                 mInputLogic.onCodeInput(mSettings.getCurrent(), event,
@@ -1811,7 +1811,7 @@
         public void onReceive(final Context context, final Intent intent) {
             final String action = intent.getAction();
             if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION)) {
-                mSubtypeSwitcher.onNetworkStateChanged(intent);
+                mRichImm.onNetworkStateChanged(intent);
             } else if (action.equals(AudioManager.RINGER_MODE_CHANGED_ACTION)) {
                 AudioAndHapticFeedbackManager.getInstance().onRingerModeChanged();
             }
diff --git a/java/src/com/android/inputmethod/latin/RichInputMethodManager.java b/java/src/com/android/inputmethod/latin/RichInputMethodManager.java
index 8d8e7ac..2485978 100644
--- a/java/src/com/android/inputmethod/latin/RichInputMethodManager.java
+++ b/java/src/com/android/inputmethod/latin/RichInputMethodManager.java
@@ -17,9 +17,15 @@
 package com.android.inputmethod.latin;
 
 import static com.android.inputmethod.latin.common.Constants.Subtype.KEYBOARD_MODE;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.REQ_NETWORK_CONNECTIVITY;
 
 import android.content.Context;
+import android.content.Intent;
 import android.content.SharedPreferences;
+import android.inputmethodservice.InputMethodService;
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
+import android.os.AsyncTask;
 import android.os.Build;
 import android.os.IBinder;
 import android.preference.PreferenceManager;
@@ -29,6 +35,7 @@
 import android.view.inputmethod.InputMethodSubtype;
 
 import com.android.inputmethod.compat.InputMethodManagerCompatWrapper;
+import com.android.inputmethod.keyboard.KeyboardSwitcher;
 import com.android.inputmethod.latin.settings.AdditionalFeaturesSettingUtils;
 import com.android.inputmethod.latin.settings.Settings;
 import com.android.inputmethod.latin.utils.AdditionalSubtypeUtils;
@@ -36,7 +43,11 @@
 
 import java.util.Collections;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Set;
 
 import javax.annotation.Nonnull;
 
@@ -46,6 +57,7 @@
 // non final for easy mocking.
 public class RichInputMethodManager {
     private static final String TAG = RichInputMethodManager.class.getSimpleName();
+    private static final boolean DEBUG = false;
 
     private RichInputMethodManager() {
         // This utility class is not publicly instantiable.
@@ -56,6 +68,9 @@
     private Context mContext;
     private InputMethodManagerCompatWrapper mImmWrapper;
     private InputMethodInfoCache mInputMethodInfoCache;
+    private InputMethodInfo mShortcutInputMethodInfo;
+    private InputMethodSubtype mShortcutSubtype;
+    private boolean mIsNetworkConnected;
     final HashMap<InputMethodInfo, List<InputMethodSubtype>>
             mSubtypeListCacheWithImplicitlySelectedSubtypes = new HashMap<>();
     final HashMap<InputMethodInfo, List<InputMethodSubtype>>
@@ -95,6 +110,11 @@
         SubtypeLocaleUtils.init(context);
         final InputMethodSubtype[] additionalSubtypes = getAdditionalSubtypes(context);
         setAdditionalInputMethodSubtypes(additionalSubtypes);
+
+        final ConnectivityManager connectivityManager =
+                (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+        final NetworkInfo info = connectivityManager.getActiveNetworkInfo();
+        mIsNetworkConnected = (info != null && info.isConnected());
     }
 
     public InputMethodSubtype[] getAdditionalSubtypes(final Context context) {
@@ -432,4 +452,121 @@
         }
         return mImmWrapper.shouldOfferSwitchingToNextInputMethod(binder);
     }
+
+    public boolean isSystemLocaleSameAsLocaleOfAllEnabledSubtypesOfEnabledImes() {
+        final Locale systemLocale = mContext.getResources().getConfiguration().locale;
+        final Set<InputMethodSubtype> enabledSubtypesOfEnabledImes = new HashSet<>();
+        final InputMethodManager inputMethodManager = getInputMethodManager();
+        final List<InputMethodInfo> enabledInputMethodInfoList =
+                inputMethodManager.getEnabledInputMethodList();
+        for (final InputMethodInfo info : enabledInputMethodInfoList) {
+            final List<InputMethodSubtype> enabledSubtypes =
+                    inputMethodManager.getEnabledInputMethodSubtypeList(
+                            info, true /* allowsImplicitlySelectedSubtypes */);
+            if (enabledSubtypes.isEmpty()) {
+                // An IME with no subtypes is found.
+                return false;
+            }
+            enabledSubtypesOfEnabledImes.addAll(enabledSubtypes);
+        }
+        for (final InputMethodSubtype subtype : enabledSubtypesOfEnabledImes) {
+            if (!subtype.isAuxiliary() && !subtype.getLocale().isEmpty()
+                    && !systemLocale.equals(SubtypeLocaleUtils.getSubtypeLocale(subtype))) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    // TODO: Make this private
+    void updateShortcutIME() {
+        if (DEBUG) {
+            Log.d(TAG, "Update shortcut IME from : "
+                    + (mShortcutInputMethodInfo == null
+                            ? "<null>" : mShortcutInputMethodInfo.getId()) + ", "
+                    + (mShortcutSubtype == null ? "<null>" : (
+                            mShortcutSubtype.getLocale() + ", " + mShortcutSubtype.getMode())));
+        }
+        // TODO: Update an icon for shortcut IME
+        final Map<InputMethodInfo, List<InputMethodSubtype>> shortcuts =
+                getInputMethodManager().getShortcutInputMethodsAndSubtypes();
+        mShortcutInputMethodInfo = null;
+        mShortcutSubtype = null;
+        for (final InputMethodInfo imi : shortcuts.keySet()) {
+            final List<InputMethodSubtype> subtypes = shortcuts.get(imi);
+            // TODO: Returns the first found IMI for now. Should handle all shortcuts as
+            // appropriate.
+            mShortcutInputMethodInfo = imi;
+            // TODO: Pick up the first found subtype for now. Should handle all subtypes
+            // as appropriate.
+            mShortcutSubtype = subtypes.size() > 0 ? subtypes.get(0) : null;
+            break;
+        }
+        if (DEBUG) {
+            Log.d(TAG, "Update shortcut IME to : "
+                    + (mShortcutInputMethodInfo == null
+                            ? "<null>" : mShortcutInputMethodInfo.getId()) + ", "
+                    + (mShortcutSubtype == null ? "<null>" : (
+                            mShortcutSubtype.getLocale() + ", " + mShortcutSubtype.getMode())));
+        }
+    }
+
+    public void switchToShortcutIME(final InputMethodService context) {
+        if (mShortcutInputMethodInfo == null) {
+            return;
+        }
+
+        final String imiId = mShortcutInputMethodInfo.getId();
+        switchToTargetIME(imiId, mShortcutSubtype, context);
+    }
+
+    private void switchToTargetIME(final String imiId, final InputMethodSubtype subtype,
+            final InputMethodService context) {
+        final IBinder token = context.getWindow().getWindow().getAttributes().token;
+        if (token == null) {
+            return;
+        }
+        final InputMethodManager imm = getInputMethodManager();
+        new AsyncTask<Void, Void, Void>() {
+            @Override
+            protected Void doInBackground(Void... params) {
+                imm.setInputMethodAndSubtype(token, imiId, subtype);
+                return null;
+            }
+        }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+    }
+
+    public boolean isShortcutImeEnabled() {
+        updateShortcutIME();
+        if (mShortcutInputMethodInfo == null) {
+            return false;
+        }
+        if (mShortcutSubtype == null) {
+            return true;
+        }
+        return checkIfSubtypeBelongsToImeAndEnabled(
+                mShortcutInputMethodInfo, mShortcutSubtype);
+    }
+
+    public boolean isShortcutImeReady() {
+        updateShortcutIME();
+        if (mShortcutInputMethodInfo == null) {
+            return false;
+        }
+        if (mShortcutSubtype == null) {
+            return true;
+        }
+        if (mShortcutSubtype.containsExtraValueKey(REQ_NETWORK_CONNECTIVITY)) {
+            return mIsNetworkConnected;
+        }
+        return true;
+    }
+
+    public void onNetworkStateChanged(final Intent intent) {
+        final boolean noConnection = intent.getBooleanExtra(
+                ConnectivityManager.EXTRA_NO_CONNECTIVITY, false);
+        mIsNetworkConnected = !noConnection;
+
+        KeyboardSwitcher.getInstance().onNetworkStateChanged();
+    }
 }
diff --git a/java/src/com/android/inputmethod/latin/RichInputMethodSubtype.java b/java/src/com/android/inputmethod/latin/RichInputMethodSubtype.java
index 8d05553..03f6d60 100644
--- a/java/src/com/android/inputmethod/latin/RichInputMethodSubtype.java
+++ b/java/src/com/android/inputmethod/latin/RichInputMethodSubtype.java
@@ -16,33 +16,45 @@
 
 package com.android.inputmethod.latin;
 
+import static com.android.inputmethod.latin.common.Constants.Subtype.KEYBOARD_MODE;
+
+import android.util.Log;
 import android.view.inputmethod.InputMethodSubtype;
 
-import com.android.inputmethod.latin.utils.LocaleUtils;
+import com.android.inputmethod.compat.InputMethodSubtypeCompatUtils;
+import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.utils.SubtypeLocaleUtils;
 
 import java.util.Arrays;
 import java.util.Locale;
 
+import javax.annotation.Nonnull;
+
 /**
  * Enrichment class for InputMethodSubtype to enable concurrent multi-lingual input.
  *
  * Right now, this returns the extra value of its primary subtype.
  */
 public final class RichInputMethodSubtype {
+    private static final String TAG = RichInputMethodSubtype.class.getSimpleName();
+
+    @Nonnull
     private final InputMethodSubtype mSubtype;
+    @Nonnull
     private final Locale[] mLocales;
 
-    public RichInputMethodSubtype(final InputMethodSubtype subtype, final Locale... locales) {
+    public RichInputMethodSubtype(@Nonnull final InputMethodSubtype subtype,
+            @Nonnull final Locale... locales) {
         mSubtype = subtype;
-        mLocales = new Locale[locales.length+1];
+        mLocales = new Locale[locales.length + 1];
         mLocales[0] = LocaleUtils.constructLocaleFromString(mSubtype.getLocale());
         System.arraycopy(locales, 0, mLocales, 1, locales.length);
     }
 
     // Extra values are determined by the primary subtype. This is probably right, but
     // we may have to revisit this later.
-    public String getExtraValueOf(final String key) {
+    public String getExtraValueOf(@Nonnull final String key) {
         return mSubtype.getExtraValueOf(key);
     }
 
@@ -80,6 +92,7 @@
     //  en_US azerty  T  English   English (US)
     //  zz    azerty  T  AZERTY    AZERTY
     // Get the RichInputMethodSubtype's full display name in its locale.
+    @Nonnull
     public String getFullDisplayName() {
         if (isNoLanguage()) {
             return SubtypeLocaleUtils.getKeyboardLayoutSetDisplayName(mSubtype);
@@ -88,6 +101,7 @@
     }
 
     // Get the RichInputMethodSubtype's middle display name in its locale.
+    @Nonnull
     public String getMiddleDisplayName() {
         if (isNoLanguage()) {
             return SubtypeLocaleUtils.getKeyboardLayoutSetDisplayName(mSubtype);
@@ -96,7 +110,7 @@
     }
 
     @Override
-    public boolean equals(Object o) {
+    public boolean equals(final Object o) {
         if (!(o instanceof RichInputMethodSubtype)) {
             return false;
         }
@@ -114,6 +128,7 @@
         return "Multi-lingual subtype: " + mSubtype.toString() + ", " + Arrays.toString(mLocales);
     }
 
+    @Nonnull
     public Locale[] getLocales() {
         return mLocales;
     }
@@ -124,5 +139,80 @@
     }
 
     // TODO: remove this method
+    @Nonnull
     public InputMethodSubtype getRawSubtype() { return mSubtype; }
+
+    // Dummy no language QWERTY subtype. See {@link R.xml.method}.
+    private static final int SUBTYPE_ID_OF_DUMMY_NO_LANGUAGE_SUBTYPE = 0xdde0bfd3;
+    private static final String EXTRA_VALUE_OF_DUMMY_NO_LANGUAGE_SUBTYPE =
+            "KeyboardLayoutSet=" + SubtypeLocaleUtils.QWERTY
+            + "," + Constants.Subtype.ExtraValue.ASCII_CAPABLE
+            + "," + Constants.Subtype.ExtraValue.ENABLED_WHEN_DEFAULT_IS_NOT_ASCII_CAPABLE
+            + "," + Constants.Subtype.ExtraValue.EMOJI_CAPABLE;
+    @Nonnull
+    private static final RichInputMethodSubtype DUMMY_NO_LANGUAGE_SUBTYPE =
+            new RichInputMethodSubtype(InputMethodSubtypeCompatUtils.newInputMethodSubtype(
+                    R.string.subtype_no_language_qwerty, R.drawable.ic_ime_switcher_dark,
+                    SubtypeLocaleUtils.NO_LANGUAGE, KEYBOARD_MODE,
+                    EXTRA_VALUE_OF_DUMMY_NO_LANGUAGE_SUBTYPE,
+                    false /* isAuxiliary */, false /* overridesImplicitlyEnabledSubtype */,
+                    SUBTYPE_ID_OF_DUMMY_NO_LANGUAGE_SUBTYPE));
+    // Caveat: We probably should remove this when we add an Emoji subtype in {@link R.xml.method}.
+    // Dummy Emoji subtype. See {@link R.xml.method}.
+    private static final int SUBTYPE_ID_OF_DUMMY_EMOJI_SUBTYPE = 0xd78b2ed0;
+    private static final String EXTRA_VALUE_OF_DUMMY_EMOJI_SUBTYPE =
+            "KeyboardLayoutSet=" + SubtypeLocaleUtils.EMOJI
+            + "," + Constants.Subtype.ExtraValue.EMOJI_CAPABLE;
+    @Nonnull
+    private static final RichInputMethodSubtype DUMMY_EMOJI_SUBTYPE = new RichInputMethodSubtype(
+            InputMethodSubtypeCompatUtils.newInputMethodSubtype(
+                    R.string.subtype_emoji, R.drawable.ic_ime_switcher_dark,
+                    SubtypeLocaleUtils.NO_LANGUAGE, KEYBOARD_MODE,
+                    EXTRA_VALUE_OF_DUMMY_EMOJI_SUBTYPE,
+                    false /* isAuxiliary */, false /* overridesImplicitlyEnabledSubtype */,
+                    SUBTYPE_ID_OF_DUMMY_EMOJI_SUBTYPE));
+    private static RichInputMethodSubtype sNoLanguageSubtype;
+    private static RichInputMethodSubtype sEmojiSubtype;
+
+    @Nonnull
+    public static RichInputMethodSubtype getNoLanguageSubtype() {
+        RichInputMethodSubtype noLanguageSubtype = sNoLanguageSubtype;
+        if (noLanguageSubtype == null) {
+            final InputMethodSubtype rawNoLanguageSubtype = RichInputMethodManager.getInstance()
+                    .findSubtypeByLocaleAndKeyboardLayoutSet(
+                            SubtypeLocaleUtils.NO_LANGUAGE, SubtypeLocaleUtils.QWERTY);
+            if (rawNoLanguageSubtype != null) {
+                noLanguageSubtype = new RichInputMethodSubtype(rawNoLanguageSubtype);
+            }
+        }
+        if (noLanguageSubtype != null) {
+            sNoLanguageSubtype = noLanguageSubtype;
+            return noLanguageSubtype;
+        }
+        Log.w(TAG, "Can't find any language with QWERTY subtype");
+        Log.w(TAG, "No input method subtype found; returning dummy subtype: "
+                + DUMMY_NO_LANGUAGE_SUBTYPE);
+        return DUMMY_NO_LANGUAGE_SUBTYPE;
+    }
+
+    @Nonnull
+    public static RichInputMethodSubtype getEmojiSubtype() {
+        RichInputMethodSubtype emojiSubtype = sEmojiSubtype;
+        if (emojiSubtype == null) {
+            final InputMethodSubtype rawEmojiSubtype = RichInputMethodManager.getInstance()
+                    .findSubtypeByLocaleAndKeyboardLayoutSet(
+                            SubtypeLocaleUtils.NO_LANGUAGE, SubtypeLocaleUtils.EMOJI);
+            if (rawEmojiSubtype != null) {
+                emojiSubtype = new RichInputMethodSubtype(rawEmojiSubtype);
+            }
+        }
+        if (emojiSubtype != null) {
+            sEmojiSubtype = emojiSubtype;
+            return emojiSubtype;
+        }
+        Log.w(TAG, "Can't find emoji subtype");
+        Log.w(TAG, "No input method subtype found; returning dummy subtype: "
+                + DUMMY_EMOJI_SUBTYPE);
+        return DUMMY_EMOJI_SUBTYPE;
+    }
 }
diff --git a/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java b/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java
index 98bce95..8a7ef89 100644
--- a/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java
+++ b/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java
@@ -16,33 +16,18 @@
 
 package com.android.inputmethod.latin;
 
-import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.REQ_NETWORK_CONNECTIVITY;
 import android.content.Context;
-import android.content.Intent;
 import android.content.res.Resources;
-import android.inputmethodservice.InputMethodService;
-import android.net.ConnectivityManager;
-import android.net.NetworkInfo;
-import android.os.AsyncTask;
-import android.os.IBinder;
 import android.util.Log;
-import android.view.inputmethod.InputMethodInfo;
-import android.view.inputmethod.InputMethodManager;
 import android.view.inputmethod.InputMethodSubtype;
 
 import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.compat.InputMethodSubtypeCompatUtils;
-import com.android.inputmethod.keyboard.KeyboardSwitcher;
 import com.android.inputmethod.keyboard.internal.LanguageOnSpacebarHelper;
-import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.utils.SubtypeLocaleUtils;
 
-import java.util.HashSet;
 import java.util.List;
 import java.util.Locale;
-import java.util.Map;
-import java.util.Set;
 
 import javax.annotation.Nonnull;
 
@@ -57,41 +42,7 @@
 
     private final LanguageOnSpacebarHelper mLanguageOnSpacebarHelper =
             new LanguageOnSpacebarHelper();
-    private InputMethodInfo mShortcutInputMethodInfo;
-    private InputMethodSubtype mShortcutSubtype;
     private RichInputMethodSubtype mCurrentRichInputMethodSubtype;
-    private RichInputMethodSubtype mNoLanguageSubtype;
-    private RichInputMethodSubtype mEmojiSubtype;
-    private boolean mIsNetworkConnected;
-
-    private static final String KEYBOARD_MODE = "keyboard";
-    // Dummy no language QWERTY subtype. See {@link R.xml.method}.
-    private static final int SUBTYPE_ID_OF_DUMMY_NO_LANGUAGE_SUBTYPE = 0xdde0bfd3;
-    private static final String EXTRA_VALUE_OF_DUMMY_NO_LANGUAGE_SUBTYPE =
-            "KeyboardLayoutSet=" + SubtypeLocaleUtils.QWERTY
-            + "," + Constants.Subtype.ExtraValue.ASCII_CAPABLE
-            + "," + Constants.Subtype.ExtraValue.ENABLED_WHEN_DEFAULT_IS_NOT_ASCII_CAPABLE
-            + "," + Constants.Subtype.ExtraValue.EMOJI_CAPABLE;
-    private static final RichInputMethodSubtype DUMMY_NO_LANGUAGE_SUBTYPE =
-            new RichInputMethodSubtype(InputMethodSubtypeCompatUtils.newInputMethodSubtype(
-                    R.string.subtype_no_language_qwerty, R.drawable.ic_ime_switcher_dark,
-                    SubtypeLocaleUtils.NO_LANGUAGE, KEYBOARD_MODE,
-                    EXTRA_VALUE_OF_DUMMY_NO_LANGUAGE_SUBTYPE,
-                    false /* isAuxiliary */, false /* overridesImplicitlyEnabledSubtype */,
-                    SUBTYPE_ID_OF_DUMMY_NO_LANGUAGE_SUBTYPE));
-    // Caveat: We probably should remove this when we add an Emoji subtype in {@link R.xml.method}.
-    // Dummy Emoji subtype. See {@link R.xml.method}.
-    private static final int SUBTYPE_ID_OF_DUMMY_EMOJI_SUBTYPE = 0xd78b2ed0;
-    private static final String EXTRA_VALUE_OF_DUMMY_EMOJI_SUBTYPE =
-            "KeyboardLayoutSet=" + SubtypeLocaleUtils.EMOJI
-            + "," + Constants.Subtype.ExtraValue.EMOJI_CAPABLE;
-    private static final RichInputMethodSubtype DUMMY_EMOJI_SUBTYPE = new RichInputMethodSubtype(
-            InputMethodSubtypeCompatUtils.newInputMethodSubtype(
-                    R.string.subtype_emoji, R.drawable.ic_ime_switcher_dark,
-                    SubtypeLocaleUtils.NO_LANGUAGE, KEYBOARD_MODE,
-                    EXTRA_VALUE_OF_DUMMY_EMOJI_SUBTYPE,
-                    false /* isAuxiliary */, false /* overridesImplicitlyEnabledSubtype */,
-                    SUBTYPE_ID_OF_DUMMY_EMOJI_SUBTYPE));
 
     public static SubtypeSwitcher getInstance() {
         return sInstance;
@@ -113,18 +64,9 @@
         }
         mResources = context.getResources();
         mRichImm = RichInputMethodManager.getInstance();
-        ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(
-                Context.CONNECTIVITY_SERVICE);
 
-        final NetworkInfo info = connectivityManager.getActiveNetworkInfo();
-        mIsNetworkConnected = (info != null && info.isConnected());
-
-        refreshSubtypeInfo();
-        updateParametersOnStartInputView();
-    }
-
-    public void refreshSubtypeInfo() {
         onSubtypeChanged(mRichImm.getCurrentRawSubtype());
+        updateParametersOnStartInputView();
     }
 
     /**
@@ -135,39 +77,7 @@
         final List<InputMethodSubtype> enabledSubtypesOfThisIme =
                 mRichImm.getMyEnabledInputMethodSubtypeList(true);
         mLanguageOnSpacebarHelper.updateEnabledSubtypes(enabledSubtypesOfThisIme);
-        updateShortcutIME();
-    }
-
-    private void updateShortcutIME() {
-        if (DBG) {
-            Log.d(TAG, "Update shortcut IME from : "
-                    + (mShortcutInputMethodInfo == null
-                            ? "<null>" : mShortcutInputMethodInfo.getId()) + ", "
-                    + (mShortcutSubtype == null ? "<null>" : (
-                            mShortcutSubtype.getLocale() + ", " + mShortcutSubtype.getMode())));
-        }
-        // TODO: Update an icon for shortcut IME
-        final Map<InputMethodInfo, List<InputMethodSubtype>> shortcuts =
-                mRichImm.getInputMethodManager().getShortcutInputMethodsAndSubtypes();
-        mShortcutInputMethodInfo = null;
-        mShortcutSubtype = null;
-        for (final InputMethodInfo imi : shortcuts.keySet()) {
-            final List<InputMethodSubtype> subtypes = shortcuts.get(imi);
-            // TODO: Returns the first found IMI for now. Should handle all shortcuts as
-            // appropriate.
-            mShortcutInputMethodInfo = imi;
-            // TODO: Pick up the first found subtype for now. Should handle all subtypes
-            // as appropriate.
-            mShortcutSubtype = subtypes.size() > 0 ? subtypes.get(0) : null;
-            break;
-        }
-        if (DBG) {
-            Log.d(TAG, "Update shortcut IME to : "
-                    + (mShortcutInputMethodInfo == null
-                            ? "<null>" : mShortcutInputMethodInfo.getId()) + ", "
-                    + (mShortcutSubtype == null ? "<null>" : (
-                            mShortcutSubtype.getLocale() + ", " + mShortcutSubtype.getMode())));
-        }
+        mRichImm.updateShortcutIME();
     }
 
     // Update the current subtype. LatinIME.onCurrentInputMethodSubtypeChanged calls this function.
@@ -193,105 +103,13 @@
             mLanguageOnSpacebarHelper.updateIsSystemLanguageSameAsInputLanguage(
                     sameLocale || (sameLanguage && implicitlyEnabled));
         }
-        updateShortcutIME();
+        mRichImm.updateShortcutIME();
     }
 
-    ////////////////////////////
-    // Shortcut IME functions //
-    ////////////////////////////
-
-    public void switchToShortcutIME(final InputMethodService context) {
-        if (mShortcutInputMethodInfo == null) {
-            return;
-        }
-
-        final String imiId = mShortcutInputMethodInfo.getId();
-        switchToTargetIME(imiId, mShortcutSubtype, context);
-    }
-
-    private void switchToTargetIME(final String imiId, final InputMethodSubtype subtype,
-            final InputMethodService context) {
-        final IBinder token = context.getWindow().getWindow().getAttributes().token;
-        if (token == null) {
-            return;
-        }
-        final InputMethodManager imm = mRichImm.getInputMethodManager();
-        new AsyncTask<Void, Void, Void>() {
-            @Override
-            protected Void doInBackground(Void... params) {
-                imm.setInputMethodAndSubtype(token, imiId, subtype);
-                return null;
-            }
-        }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
-    }
-
-    public boolean isShortcutImeEnabled() {
-        updateShortcutIME();
-        if (mShortcutInputMethodInfo == null) {
-            return false;
-        }
-        if (mShortcutSubtype == null) {
-            return true;
-        }
-        return mRichImm.checkIfSubtypeBelongsToImeAndEnabled(
-                mShortcutInputMethodInfo, mShortcutSubtype);
-    }
-
-    public boolean isShortcutImeReady() {
-        updateShortcutIME();
-        if (mShortcutInputMethodInfo == null) {
-            return false;
-        }
-        if (mShortcutSubtype == null) {
-            return true;
-        }
-        if (mShortcutSubtype.containsExtraValueKey(REQ_NETWORK_CONNECTIVITY)) {
-            return mIsNetworkConnected;
-        }
-        return true;
-    }
-
-    public void onNetworkStateChanged(final Intent intent) {
-        final boolean noConnection = intent.getBooleanExtra(
-                ConnectivityManager.EXTRA_NO_CONNECTIVITY, false);
-        mIsNetworkConnected = !noConnection;
-
-        KeyboardSwitcher.getInstance().onNetworkStateChanged();
-    }
-
-    //////////////////////////////////
-    // Subtype Switching functions //
-    //////////////////////////////////
-
     public int getLanguageOnSpacebarFormatType(final RichInputMethodSubtype subtype) {
         return mLanguageOnSpacebarHelper.getLanguageOnSpacebarFormatType(subtype);
     }
 
-    public boolean isSystemLocaleSameAsLocaleOfAllEnabledSubtypesOfEnabledImes() {
-        final Locale systemLocale = mResources.getConfiguration().locale;
-        final Set<InputMethodSubtype> enabledSubtypesOfEnabledImes = new HashSet<>();
-        final InputMethodManager inputMethodManager = mRichImm.getInputMethodManager();
-        final List<InputMethodInfo> enabledInputMethodInfoList =
-                inputMethodManager.getEnabledInputMethodList();
-        for (final InputMethodInfo info : enabledInputMethodInfoList) {
-            final List<InputMethodSubtype> enabledSubtypes =
-                    inputMethodManager.getEnabledInputMethodSubtypeList(
-                            info, true /* allowsImplicitlySelectedSubtypes */);
-            if (enabledSubtypes.isEmpty()) {
-                // An IME with no subtypes is found.
-                return false;
-            }
-            enabledSubtypesOfEnabledImes.addAll(enabledSubtypes);
-        }
-        for (final InputMethodSubtype subtype : enabledSubtypesOfEnabledImes) {
-            if (!subtype.isAuxiliary() && !subtype.getLocale().isEmpty()
-                    && !systemLocale.equals(SubtypeLocaleUtils.getSubtypeLocale(subtype))) {
-                return false;
-            }
-        }
-        return true;
-    }
-
     private static RichInputMethodSubtype sForcedSubtypeForTesting = null;
 
     @UsedForTesting
@@ -313,39 +131,6 @@
         return mCurrentRichInputMethodSubtype;
     }
 
-    public RichInputMethodSubtype getNoLanguageSubtype() {
-        if (mNoLanguageSubtype == null) {
-            mNoLanguageSubtype = new RichInputMethodSubtype(
-                    mRichImm.findSubtypeByLocaleAndKeyboardLayoutSet(
-                            SubtypeLocaleUtils.NO_LANGUAGE, SubtypeLocaleUtils.QWERTY));
-        }
-        if (mNoLanguageSubtype != null) {
-            return mNoLanguageSubtype;
-        }
-        Log.w(TAG, "Can't find any language with QWERTY subtype");
-        Log.w(TAG, "No input method subtype found; returning dummy subtype: "
-                + DUMMY_NO_LANGUAGE_SUBTYPE);
-        return DUMMY_NO_LANGUAGE_SUBTYPE;
-    }
-
-    public RichInputMethodSubtype getEmojiSubtype() {
-        if (mEmojiSubtype == null) {
-            final InputMethodSubtype rawEmojiSubtype =
-                    mRichImm.findSubtypeByLocaleAndKeyboardLayoutSet(
-                        SubtypeLocaleUtils.NO_LANGUAGE, SubtypeLocaleUtils.EMOJI);
-            if (null != rawEmojiSubtype) {
-                mEmojiSubtype = new RichInputMethodSubtype(rawEmojiSubtype);
-            }
-        }
-        if (mEmojiSubtype != null) {
-            return mEmojiSubtype;
-        }
-        Log.w(TAG, "Can't find emoji subtype");
-        Log.w(TAG, "No input method subtype found; returning dummy subtype: "
-                + DUMMY_EMOJI_SUBTYPE);
-        return DUMMY_EMOJI_SUBTYPE;
-    }
-
     public String getCombiningRulesExtraValueOfCurrentSubtype() {
         return SubtypeLocaleUtils.getCombiningRulesExtraValue(getCurrentSubtype().getRawSubtype());
     }
diff --git a/java/src/com/android/inputmethod/latin/Suggest.java b/java/src/com/android/inputmethod/latin/Suggest.java
index 9b4619d..ee8d3f8 100644
--- a/java/src/com/android/inputmethod/latin/Suggest.java
+++ b/java/src/com/android/inputmethod/latin/Suggest.java
@@ -230,7 +230,7 @@
             inputStyle = inputStyleIfNotPrediction;
         }
         callback.onGetSuggestedWords(new SuggestedWords(suggestionsList,
-                suggestionResults.mRawSuggestions,
+                suggestionResults.mRawSuggestions, typedWord,
                 // TODO: this first argument is lying. If this is a whitelisted word which is an
                 // actual word, it says typedWordValid = false, which looks wrong. We should either
                 // rename the attribute or change the value.
@@ -286,8 +286,12 @@
         // (typedWordValid=true), not as an "auto correct word" (willAutoCorrect=false).
         // Note that because this method is never used to get predictions, there is no need to
         // modify inputType such in getSuggestedWordsForNonBatchInput.
+        final String pseudoTypedWord = suggestionsContainer.isEmpty() ? null
+                : suggestionsContainer.get(0).mWord;
+
         callback.onGetSuggestedWords(new SuggestedWords(suggestionsContainer,
                 suggestionResults.mRawSuggestions,
+                pseudoTypedWord,
                 true /* typedWordValid */,
                 false /* willAutoCorrect */,
                 false /* isObsoleteSuggestions */,
diff --git a/java/src/com/android/inputmethod/latin/SuggestedWords.java b/java/src/com/android/inputmethod/latin/SuggestedWords.java
index c51e20f..bddeac4 100644
--- a/java/src/com/android/inputmethod/latin/SuggestedWords.java
+++ b/java/src/com/android/inputmethod/latin/SuggestedWords.java
@@ -73,21 +73,11 @@
             final boolean willAutoCorrect,
             final boolean isObsoleteSuggestions,
             final int inputStyle) {
-        this(suggestedWordInfoList, rawSuggestions, typedWordValid, willAutoCorrect,
-                isObsoleteSuggestions, inputStyle, NOT_A_SEQUENCE_NUMBER);
-    }
-
-    public SuggestedWords(final ArrayList<SuggestedWordInfo> suggestedWordInfoList,
-            final ArrayList<SuggestedWordInfo> rawSuggestions,
-            final boolean typedWordValid,
-            final boolean willAutoCorrect,
-            final boolean isObsoleteSuggestions,
-            final int inputStyle,
-            final int sequenceNumber) {
         this(suggestedWordInfoList, rawSuggestions,
                 (suggestedWordInfoList.isEmpty() || isPrediction(inputStyle)) ? null
                         : suggestedWordInfoList.get(INDEX_OF_TYPED_WORD).mWord,
-                typedWordValid, willAutoCorrect, isObsoleteSuggestions, inputStyle, sequenceNumber);
+                typedWordValid, willAutoCorrect,
+                isObsoleteSuggestions, inputStyle, NOT_A_SEQUENCE_NUMBER);
     }
 
     public SuggestedWords(final ArrayList<SuggestedWordInfo> suggestedWordInfoList,
diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java
index fa55319..78860d8 100644
--- a/java/src/com/android/inputmethod/latin/WordComposer.java
+++ b/java/src/com/android/inputmethod/latin/WordComposer.java
@@ -21,10 +21,10 @@
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.common.ComposedData;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 import com.android.inputmethod.latin.common.InputPointers;
 import com.android.inputmethod.latin.common.StringUtils;
 import com.android.inputmethod.latin.define.DebugFlags;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
 
 import java.util.ArrayList;
 import java.util.Collections;
diff --git a/java/src/com/android/inputmethod/latin/debug/ExternalDictionaryGetterForDebug.java b/java/src/com/android/inputmethod/latin/debug/ExternalDictionaryGetterForDebug.java
index d4be0e3..78bfd2b 100644
--- a/java/src/com/android/inputmethod/latin/debug/ExternalDictionaryGetterForDebug.java
+++ b/java/src/com/android/inputmethod/latin/debug/ExternalDictionaryGetterForDebug.java
@@ -26,10 +26,10 @@
 import com.android.inputmethod.latin.BinaryDictionaryFileDumper;
 import com.android.inputmethod.latin.BinaryDictionaryGetter;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.utils.DialogUtils;
 import com.android.inputmethod.latin.utils.DictionaryInfoUtils;
-import com.android.inputmethod.latin.utils.LocaleUtils;
 
 import java.io.BufferedInputStream;
 import java.io.BufferedOutputStream;
diff --git a/java/src/com/android/inputmethod/latin/personalization/PersonalizationHelper.java b/java/src/com/android/inputmethod/latin/personalization/PersonalizationHelper.java
index 331f85e..ac2fc07 100644
--- a/java/src/com/android/inputmethod/latin/personalization/PersonalizationHelper.java
+++ b/java/src/com/android/inputmethod/latin/personalization/PersonalizationHelper.java
@@ -19,7 +19,7 @@
 import android.content.Context;
 import android.util.Log;
 
-import com.android.inputmethod.latin.utils.FileUtils;
+import com.android.inputmethod.latin.common.FileUtils;
 
 import java.io.File;
 import java.io.FilenameFilter;
diff --git a/java/src/com/android/inputmethod/latin/settings/PreferencesSettingsFragment.java b/java/src/com/android/inputmethod/latin/settings/PreferencesSettingsFragment.java
index 49db2bd..c0ceb88 100644
--- a/java/src/com/android/inputmethod/latin/settings/PreferencesSettingsFragment.java
+++ b/java/src/com/android/inputmethod/latin/settings/PreferencesSettingsFragment.java
@@ -24,7 +24,7 @@
 
 import com.android.inputmethod.latin.AudioAndHapticFeedbackManager;
 import com.android.inputmethod.latin.R;
-import com.android.inputmethod.latin.SubtypeSwitcher;
+import com.android.inputmethod.latin.RichInputMethodManager;
 
 /**
  * "Preferences" settings sub screen.
@@ -49,7 +49,7 @@
         // When we are called from the Settings application but we are not already running, some
         // singleton and utility classes may not have been initialized.  We have to call
         // initialization method of these classes here. See {@link LatinIME#onCreate()}.
-        SubtypeSwitcher.init(context);
+        RichInputMethodManager.init(context);
 
         final boolean showVoiceKeyOption = res.getBoolean(
                 R.bool.config_enable_show_voice_key_option);
@@ -71,7 +71,7 @@
         super.onResume();
         final Preference voiceInputKeyOption = findPreference(Settings.PREF_VOICE_INPUT_KEY);
         if (voiceInputKeyOption != null) {
-            final boolean isShortcutImeEnabled = SubtypeSwitcher.getInstance()
+            final boolean isShortcutImeEnabled = RichInputMethodManager.getInstance()
                     .isShortcutImeEnabled();
             voiceInputKeyOption.setEnabled(isShortcutImeEnabled);
             voiceInputKeyOption.setSummary(
diff --git a/java/src/com/android/inputmethod/latin/settings/SettingsValues.java b/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
index 509b41f..26415e7 100644
--- a/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
+++ b/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
@@ -28,7 +28,6 @@
 import com.android.inputmethod.latin.InputAttributes;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.RichInputMethodManager;
-import com.android.inputmethod.latin.SubtypeSwitcher;
 import com.android.inputmethod.latin.utils.AsyncResultHolder;
 import com.android.inputmethod.latin.utils.ResourceUtils;
 import com.android.inputmethod.latin.utils.TargetPackageInfoGetterTask;
@@ -140,7 +139,7 @@
                 DebugSettings.PREF_SLIDING_KEY_INPUT_PREVIEW, true);
         mShowsVoiceInputKey = needsToShowVoiceInputKey(prefs, res)
                 && mInputAttributes.mShouldShowVoiceInputKey
-                && SubtypeSwitcher.getInstance().isShortcutImeEnabled();
+                && RichInputMethodManager.getInstance().isShortcutImeEnabled();
         final String autoCorrectionThresholdRawValue = prefs.getString(
                 Settings.PREF_AUTO_CORRECTION_THRESHOLD,
                 res.getString(R.string.auto_correction_threshold_mode_index_modest));
diff --git a/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java b/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
index 3ad8fb9..c90e8a3 100644
--- a/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
+++ b/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
@@ -34,10 +34,10 @@
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.WordComposer;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.CoordinateUtils;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.common.StringUtils;
 import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
-import com.android.inputmethod.latin.utils.LocaleUtils;
 import com.android.inputmethod.latin.utils.ScriptUtils;
 import com.android.inputmethod.latin.utils.SuggestionResults;
 
diff --git a/java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryAddWordContents.java b/java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryAddWordContents.java
index eda8194..22fc35a 100644
--- a/java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryAddWordContents.java
+++ b/java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryAddWordContents.java
@@ -28,7 +28,7 @@
 
 import com.android.inputmethod.compat.UserDictionaryCompatUtils;
 import com.android.inputmethod.latin.R;
-import com.android.inputmethod.latin.utils.LocaleUtils;
+import com.android.inputmethod.latin.common.LocaleUtils;
 
 import java.util.ArrayList;
 import java.util.Locale;
diff --git a/java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryList.java b/java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryList.java
index 90e4faa..b9ed353 100644
--- a/java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryList.java
+++ b/java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryList.java
@@ -31,7 +31,7 @@
 import android.view.inputmethod.InputMethodSubtype;
 
 import com.android.inputmethod.latin.R;
-import com.android.inputmethod.latin.utils.LocaleUtils;
+import com.android.inputmethod.latin.common.LocaleUtils;
 
 import java.util.List;
 import java.util.Locale;
diff --git a/java/src/com/android/inputmethod/latin/userdictionary/UserDictionarySettingsUtils.java b/java/src/com/android/inputmethod/latin/userdictionary/UserDictionarySettingsUtils.java
index e58727e..c0a946e 100644
--- a/java/src/com/android/inputmethod/latin/userdictionary/UserDictionarySettingsUtils.java
+++ b/java/src/com/android/inputmethod/latin/userdictionary/UserDictionarySettingsUtils.java
@@ -17,7 +17,7 @@
 package com.android.inputmethod.latin.userdictionary;
 
 import com.android.inputmethod.latin.R;
-import com.android.inputmethod.latin.utils.LocaleUtils;
+import com.android.inputmethod.latin.common.LocaleUtils;
 
 import android.content.Context;
 import android.text.TextUtils;
diff --git a/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java b/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
index 24025b2..81c3e3c 100644
--- a/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
@@ -28,6 +28,7 @@
 import com.android.inputmethod.latin.BinaryDictionaryGetter;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
 import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
diff --git a/java/src/com/android/inputmethod/latin/utils/LocaleUtils.java b/java/src/com/android/inputmethod/latin/utils/LocaleUtils.java
deleted file mode 100644
index c519a0d..0000000
--- a/java/src/com/android/inputmethod/latin/utils/LocaleUtils.java
+++ /dev/null
@@ -1,190 +0,0 @@
-/*
- * Copyright (C) 2011 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.inputmethod.latin.utils;
-
-import android.text.TextUtils;
-
-import java.util.HashMap;
-import java.util.Locale;
-
-/**
- * A class to help with handling Locales in string form.
- *
- * This file has the same meaning and features (and shares all of its code) with
- * the one in the dictionary pack. They need to be kept synchronized; for any
- * update/bugfix to this file, consider also updating/fixing the version in the
- * dictionary pack.
- */
-public final class LocaleUtils {
-    private LocaleUtils() {
-        // Intentional empty constructor for utility class.
-    }
-
-    // Locale match level constants.
-    // A higher level of match is guaranteed to have a higher numerical value.
-    // Some room is left within constants to add match cases that may arise necessary
-    // in the future, for example differentiating between the case where the countries
-    // are both present and different, and the case where one of the locales does not
-    // specify the countries. This difference is not needed now.
-
-    // Nothing matches.
-    public static final int LOCALE_NO_MATCH = 0;
-    // The languages matches, but the country are different. Or, the reference locale requires a
-    // country and the tested locale does not have one.
-    public static final int LOCALE_LANGUAGE_MATCH_COUNTRY_DIFFER = 3;
-    // The languages and country match, but the variants are different. Or, the reference locale
-    // requires a variant and the tested locale does not have one.
-    public static final int LOCALE_LANGUAGE_AND_COUNTRY_MATCH_VARIANT_DIFFER = 6;
-    // The required locale is null or empty so it will accept anything, and the tested locale
-    // is non-null and non-empty.
-    public static final int LOCALE_ANY_MATCH = 10;
-    // The language matches, and the tested locale specifies a country but the reference locale
-    // does not require one.
-    public static final int LOCALE_LANGUAGE_MATCH = 15;
-    // The language and the country match, and the tested locale specifies a variant but the
-    // reference locale does not require one.
-    public static final int LOCALE_LANGUAGE_AND_COUNTRY_MATCH = 20;
-    // The compared locales are fully identical. This is the best match level.
-    public static final int LOCALE_FULL_MATCH = 30;
-
-    // The level at which a match is "normally" considered a locale match with standard algorithms.
-    // Don't use this directly, use #isMatch to test.
-    private static final int LOCALE_MATCH = LOCALE_ANY_MATCH;
-
-    // Make this match the maximum match level. If this evolves to have more than 2 digits
-    // when written in base 10, also adjust the getMatchLevelSortedString method.
-    private static final int MATCH_LEVEL_MAX = 30;
-
-    /**
-     * Return how well a tested locale matches a reference locale.
-     *
-     * This will check the tested locale against the reference locale and return a measure of how
-     * a well it matches the reference. The general idea is that the tested locale has to match
-     * every specified part of the required locale. A full match occur when they are equal, a
-     * partial match when the tested locale agrees with the reference locale but is more specific,
-     * and a difference when the tested locale does not comply with all requirements from the
-     * reference locale.
-     * In more detail, if the reference locale specifies at least a language and the testedLocale
-     * does not specify one, or specifies a different one, LOCALE_NO_MATCH is returned. If the
-     * reference locale is empty or null, it will match anything - in the form of LOCALE_FULL_MATCH
-     * if the tested locale is empty or null, and LOCALE_ANY_MATCH otherwise. If the reference and
-     * tested locale agree on the language, but not on the country,
-     * LOCALE_LANGUAGE_MATCH_COUNTRY_DIFFER is returned if the reference locale specifies a country,
-     * and LOCALE_LANGUAGE_MATCH otherwise.
-     * If they agree on both the language and the country, but not on the variant,
-     * LOCALE_LANGUAGE_AND_COUNTRY_MATCH_VARIANT_DIFFER is returned if the reference locale
-     * specifies a variant, and LOCALE_LANGUAGE_AND_COUNTRY_MATCH otherwise. If everything matches,
-     * LOCALE_FULL_MATCH is returned.
-     * Examples:
-     * en <=> en_US  => LOCALE_LANGUAGE_MATCH
-     * en_US <=> en => LOCALE_LANGUAGE_MATCH_COUNTRY_DIFFER
-     * en_US_POSIX <=> en_US_Android  =>  LOCALE_LANGUAGE_AND_COUNTRY_MATCH_VARIANT_DIFFER
-     * en_US <=> en_US_Android => LOCALE_LANGUAGE_AND_COUNTRY_MATCH
-     * sp_US <=> en_US  =>  LOCALE_NO_MATCH
-     * de <=> de  => LOCALE_FULL_MATCH
-     * en_US <=> en_US => LOCALE_FULL_MATCH
-     * "" <=> en_US => LOCALE_ANY_MATCH
-     *
-     * @param referenceLocale the reference locale to test against.
-     * @param testedLocale the locale to test.
-     * @return a constant that measures how well the tested locale matches the reference locale.
-     */
-    public static int getMatchLevel(String referenceLocale, String testedLocale) {
-        if (TextUtils.isEmpty(referenceLocale)) {
-            return TextUtils.isEmpty(testedLocale) ? LOCALE_FULL_MATCH : LOCALE_ANY_MATCH;
-        }
-        if (null == testedLocale) return LOCALE_NO_MATCH;
-        String[] referenceParams = referenceLocale.split("_", 3);
-        String[] testedParams = testedLocale.split("_", 3);
-        // By spec of String#split, [0] cannot be null and length cannot be 0.
-        if (!referenceParams[0].equals(testedParams[0])) return LOCALE_NO_MATCH;
-        switch (referenceParams.length) {
-        case 1:
-            return 1 == testedParams.length ? LOCALE_FULL_MATCH : LOCALE_LANGUAGE_MATCH;
-        case 2:
-            if (1 == testedParams.length) return LOCALE_LANGUAGE_MATCH_COUNTRY_DIFFER;
-            if (!referenceParams[1].equals(testedParams[1]))
-                return LOCALE_LANGUAGE_MATCH_COUNTRY_DIFFER;
-            if (3 == testedParams.length) return LOCALE_LANGUAGE_AND_COUNTRY_MATCH;
-            return LOCALE_FULL_MATCH;
-        case 3:
-            if (1 == testedParams.length) return LOCALE_LANGUAGE_MATCH_COUNTRY_DIFFER;
-            if (!referenceParams[1].equals(testedParams[1]))
-                return LOCALE_LANGUAGE_MATCH_COUNTRY_DIFFER;
-            if (2 == testedParams.length) return LOCALE_LANGUAGE_AND_COUNTRY_MATCH_VARIANT_DIFFER;
-            if (!referenceParams[2].equals(testedParams[2]))
-                return LOCALE_LANGUAGE_AND_COUNTRY_MATCH_VARIANT_DIFFER;
-            return LOCALE_FULL_MATCH;
-        }
-        // It should be impossible to come here
-        return LOCALE_NO_MATCH;
-    }
-
-    /**
-     * Return a string that represents this match level, with better matches first.
-     *
-     * The strings are sorted in lexicographic order: a better match will always be less than
-     * a worse match when compared together.
-     */
-    public static String getMatchLevelSortedString(int matchLevel) {
-        // This works because the match levels are 0~99 (actually 0~30)
-        // Ideally this should use a number of digits equals to the 1og10 of the greater matchLevel
-        return String.format(Locale.ROOT, "%02d", MATCH_LEVEL_MAX - matchLevel);
-    }
-
-    /**
-     * Find out whether a match level should be considered a match.
-     *
-     * This method takes a match level as returned by the #getMatchLevel method, and returns whether
-     * it should be considered a match in the usual sense with standard Locale functions.
-     *
-     * @param level the match level, as returned by getMatchLevel.
-     * @return whether this is a match or not.
-     */
-    public static boolean isMatch(int level) {
-        return LOCALE_MATCH <= level;
-    }
-
-    private static final HashMap<String, Locale> sLocaleCache = new HashMap<>();
-
-    /**
-     * Creates a locale from a string specification.
-     */
-    public static Locale constructLocaleFromString(final String localeStr) {
-        if (localeStr == null) {
-            return null;
-        }
-        synchronized (sLocaleCache) {
-            Locale retval = sLocaleCache.get(localeStr);
-            if (retval != null) {
-                return retval;
-            }
-            String[] localeParams = localeStr.split("_", 3);
-            if (localeParams.length == 1) {
-                retval = new Locale(localeParams[0]);
-            } else if (localeParams.length == 2) {
-                retval = new Locale(localeParams[0], localeParams[1]);
-            } else if (localeParams.length == 3) {
-                retval = new Locale(localeParams[0], localeParams[1], localeParams[2]);
-            }
-            if (retval != null) {
-                sLocaleCache.put(localeStr, retval);
-            }
-            return retval;
-        }
-    }
-}
diff --git a/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java b/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
index 55c1dc9..b36168b 100644
--- a/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
@@ -28,12 +28,15 @@
 
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.RichInputMethodSubtype;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.common.StringUtils;
 
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Locale;
 
+import javax.annotation.Nonnull;
+
 /**
  * A helper class to deal with subtype locales.
   */
@@ -173,7 +176,8 @@
         return nameId == null ? UNKNOWN_KEYBOARD_LAYOUT : nameId;
     }
 
-    public static Locale getDisplayLocaleOfSubtypeLocale(final String localeString) {
+    @Nonnull
+    public static Locale getDisplayLocaleOfSubtypeLocale(@Nonnull final String localeString) {
         if (NO_LANGUAGE.equals(localeString)) {
             return sResources.getConfiguration().locale;
         }
@@ -183,17 +187,20 @@
         return LocaleUtils.constructLocaleFromString(localeString);
     }
 
-    public static String getSubtypeLocaleDisplayNameInSystemLocale(final String localeString) {
+    public static String getSubtypeLocaleDisplayNameInSystemLocale(
+            @Nonnull final String localeString) {
         final Locale displayLocale = sResources.getConfiguration().locale;
         return getSubtypeLocaleDisplayNameInternal(localeString, displayLocale);
     }
 
-    public static String getSubtypeLocaleDisplayName(final String localeString) {
+    @Nonnull
+    public static String getSubtypeLocaleDisplayName(@Nonnull final String localeString) {
         final Locale displayLocale = getDisplayLocaleOfSubtypeLocale(localeString);
         return getSubtypeLocaleDisplayNameInternal(localeString, displayLocale);
     }
 
-    public static String getSubtypeLanguageDisplayName(final String localeString) {
+    @Nonnull
+    public static String getSubtypeLanguageDisplayName(@Nonnull final String localeString) {
         final Locale displayLocale = getDisplayLocaleOfSubtypeLocale(localeString);
         final String languageString;
         if (sExceptionalLocaleDisplayedInRootLocale.containsKey(localeString)) {
@@ -205,8 +212,9 @@
         return getSubtypeLocaleDisplayNameInternal(languageString, displayLocale);
     }
 
-    private static String getSubtypeLocaleDisplayNameInternal(final String localeString,
-            final Locale displayLocale) {
+    @Nonnull
+    private static String getSubtypeLocaleDisplayNameInternal(@Nonnull final String localeString,
+            @Nonnull final Locale displayLocale) {
         if (NO_LANGUAGE.equals(localeString)) {
             // No language subtype should be displayed in system locale.
             return sResources.getString(R.string.subtype_no_language);
@@ -255,8 +263,9 @@
     //  en_US azerty  T  English (US) (AZERTY)   exception
     //  zz    azerty  T  Alphabet (AZERTY)       in system locale
 
-    private static String getReplacementString(final InputMethodSubtype subtype,
-            final Locale displayLocale) {
+    @Nonnull
+    private static String getReplacementString(@Nonnull final InputMethodSubtype subtype,
+            @Nonnull final Locale displayLocale) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN
                 && subtype.containsExtraValueKey(UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME)) {
             return subtype.getExtraValueOf(UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME);
@@ -264,20 +273,24 @@
         return getSubtypeLocaleDisplayNameInternal(subtype.getLocale(), displayLocale);
     }
 
-    public static String getSubtypeDisplayNameInSystemLocale(final InputMethodSubtype subtype) {
+    @Nonnull
+    public static String getSubtypeDisplayNameInSystemLocale(
+            @Nonnull final InputMethodSubtype subtype) {
         final Locale displayLocale = sResources.getConfiguration().locale;
         return getSubtypeDisplayNameInternal(subtype, displayLocale);
     }
 
-    public static String getSubtypeNameForLogging(final InputMethodSubtype subtype) {
+    @Nonnull
+    public static String getSubtypeNameForLogging(@Nonnull final InputMethodSubtype subtype) {
         if (subtype == null) {
             return "<null subtype>";
         }
         return getSubtypeLocale(subtype) + "/" + getKeyboardLayoutSetName(subtype);
     }
 
-    private static String getSubtypeDisplayNameInternal(final InputMethodSubtype subtype,
-            final Locale displayLocale) {
+    @Nonnull
+    private static String getSubtypeDisplayNameInternal(@Nonnull final InputMethodSubtype subtype,
+            @Nonnull final Locale displayLocale) {
         final String replacementString = getReplacementString(subtype, displayLocale);
         // TODO: rework this for multi-lingual subtypes
         final int nameResId = subtype.getNameResId();
@@ -302,21 +315,26 @@
                 getSubtypeName.runInLocale(sResources, displayLocale), displayLocale);
     }
 
-    public static Locale getSubtypeLocale(final InputMethodSubtype subtype) {
+    @Nonnull
+    public static Locale getSubtypeLocale(@Nonnull final InputMethodSubtype subtype) {
         final String localeString = subtype.getLocale();
         return LocaleUtils.constructLocaleFromString(localeString);
     }
 
-    public static String getKeyboardLayoutSetDisplayName(final InputMethodSubtype subtype) {
+    @Nonnull
+    public static String getKeyboardLayoutSetDisplayName(
+            @Nonnull final InputMethodSubtype subtype) {
         final String layoutName = getKeyboardLayoutSetName(subtype);
         return getKeyboardLayoutSetDisplayName(layoutName);
     }
 
-    public static String getKeyboardLayoutSetDisplayName(final String layoutName) {
+    @Nonnull
+    public static String getKeyboardLayoutSetDisplayName(@Nonnull final String layoutName) {
         return sKeyboardLayoutToDisplayNameMap.get(layoutName);
     }
 
-    public static String getKeyboardLayoutSetName(final RichInputMethodSubtype subtype) {
+    @Nonnull
+    public static String getKeyboardLayoutSetName(@Nonnull final RichInputMethodSubtype subtype) {
         return getKeyboardLayoutSetName(subtype.getRawSubtype());
     }
 
diff --git a/tests/src/com/android/inputmethod/keyboard/action/ActionTestsBase.java b/tests/src/com/android/inputmethod/keyboard/action/ActionTestsBase.java
index 94caf51..1ea68e4 100644
--- a/tests/src/com/android/inputmethod/keyboard/action/ActionTestsBase.java
+++ b/tests/src/com/android/inputmethod/keyboard/action/ActionTestsBase.java
@@ -30,7 +30,7 @@
 import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
 import com.android.inputmethod.keyboard.layout.expected.ExpectedKeyVisual;
 import com.android.inputmethod.latin.common.Constants;
-import com.android.inputmethod.latin.utils.LocaleUtils;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.utils.RunInLocale;
 import com.android.inputmethod.latin.utils.SubtypeLocaleUtils;
 
diff --git a/tests/src/com/android/inputmethod/latin/BinaryDictionaryDecayingTests.java b/tests/src/com/android/inputmethod/latin/BinaryDictionaryDecayingTests.java
index 039330c..cff489d 100644
--- a/tests/src/com/android/inputmethod/latin/BinaryDictionaryDecayingTests.java
+++ b/tests/src/com/android/inputmethod/latin/BinaryDictionaryDecayingTests.java
@@ -22,6 +22,8 @@
 
 import com.android.inputmethod.latin.NgramContext.WordInfo;
 import com.android.inputmethod.latin.common.CodePointUtils;
+import com.android.inputmethod.latin.common.FileUtils;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.makedict.BinaryDictIOUtils;
 import com.android.inputmethod.latin.makedict.DictDecoder;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
@@ -30,8 +32,6 @@
 import com.android.inputmethod.latin.makedict.FusionDictionary.PtNode;
 import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
 import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
-import com.android.inputmethod.latin.utils.FileUtils;
-import com.android.inputmethod.latin.utils.LocaleUtils;
 import com.android.inputmethod.latin.utils.WordInputEventForPersonalization;
 
 import java.io.File;
diff --git a/tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java b/tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java
index fcaa8cd..60d2de1 100644
--- a/tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java
+++ b/tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java
@@ -24,12 +24,12 @@
 import com.android.inputmethod.latin.NgramContext.WordInfo;
 import com.android.inputmethod.latin.common.CodePointUtils;
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.FileUtils;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.makedict.FormatSpec;
 import com.android.inputmethod.latin.makedict.WeightedString;
 import com.android.inputmethod.latin.makedict.WordProperty;
 import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
-import com.android.inputmethod.latin.utils.FileUtils;
 
 import java.io.File;
 import java.io.IOException;
diff --git a/tests/src/com/android/inputmethod/latin/InputTestsBase.java b/tests/src/com/android/inputmethod/latin/InputTestsBase.java
index 926a2d3..2368a64 100644
--- a/tests/src/com/android/inputmethod/latin/InputTestsBase.java
+++ b/tests/src/com/android/inputmethod/latin/InputTestsBase.java
@@ -44,10 +44,10 @@
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.common.InputPointers;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.common.StringUtils;
 import com.android.inputmethod.latin.settings.DebugSettings;
 import com.android.inputmethod.latin.settings.Settings;
-import com.android.inputmethod.latin.utils.LocaleUtils;
 import com.android.inputmethod.latin.utils.SubtypeLocaleUtils;
 
 import java.util.Locale;
diff --git a/tests/src/com/android/inputmethod/latin/WordComposerTests.java b/tests/src/com/android/inputmethod/latin/WordComposerTests.java
index 20256e6..8ae475f 100644
--- a/tests/src/com/android/inputmethod/latin/WordComposerTests.java
+++ b/tests/src/com/android/inputmethod/latin/WordComposerTests.java
@@ -20,8 +20,8 @@
 import android.test.suitebuilder.annotation.SmallTest;
 
 import com.android.inputmethod.latin.common.Constants;
+import com.android.inputmethod.latin.common.CoordinateUtils;
 import com.android.inputmethod.latin.common.StringUtils;
-import com.android.inputmethod.latin.utils.CoordinateUtils;
 
 /**
  * Unit tests for WordComposer.
diff --git a/tests/src/com/android/inputmethod/latin/makedict/Ver4DictDecoder.java b/tests/src/com/android/inputmethod/latin/makedict/Ver4DictDecoder.java
index 7e54ce9..63ea89c 100644
--- a/tests/src/com/android/inputmethod/latin/makedict/Ver4DictDecoder.java
+++ b/tests/src/com/android/inputmethod/latin/makedict/Ver4DictDecoder.java
@@ -18,7 +18,7 @@
 
 import com.android.inputmethod.annotations.UsedForTesting;
 import com.android.inputmethod.latin.BinaryDictionary;
-import com.android.inputmethod.latin.utils.FileUtils;
+import com.android.inputmethod.latin.common.FileUtils;
 
 import java.io.File;
 import java.io.FileNotFoundException;
diff --git a/tests/src/com/android/inputmethod/latin/makedict/Ver4DictEncoder.java b/tests/src/com/android/inputmethod/latin/makedict/Ver4DictEncoder.java
index 1554219..1e4bd76 100644
--- a/tests/src/com/android/inputmethod/latin/makedict/Ver4DictEncoder.java
+++ b/tests/src/com/android/inputmethod/latin/makedict/Ver4DictEncoder.java
@@ -20,10 +20,10 @@
 import com.android.inputmethod.latin.BinaryDictionary;
 import com.android.inputmethod.latin.Dictionary;
 import com.android.inputmethod.latin.NgramContext;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.makedict.FormatSpec.FormatOptions;
 import com.android.inputmethod.latin.makedict.FusionDictionary.PtNode;
 import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
-import com.android.inputmethod.latin.utils.LocaleUtils;
 
 import java.io.File;
 import java.io.IOException;
diff --git a/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java b/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
index 778f6e8..813a712 100644
--- a/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
+++ b/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
@@ -23,9 +23,9 @@
 import com.android.inputmethod.latin.ExpandableBinaryDictionary;
 import com.android.inputmethod.latin.NgramContext;
 import com.android.inputmethod.latin.NgramContext.WordInfo;
+import com.android.inputmethod.latin.common.FileUtils;
 import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
 import com.android.inputmethod.latin.utils.DistracterFilter;
-import com.android.inputmethod.latin.utils.FileUtils;
 
 import java.io.File;
 import java.io.FilenameFilter;
diff --git a/tests/src/com/android/inputmethod/latin/utils/BinaryDictionaryUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/BinaryDictionaryUtilsTests.java
index 131865a..f50b8e0 100644
--- a/tests/src/com/android/inputmethod/latin/utils/BinaryDictionaryUtilsTests.java
+++ b/tests/src/com/android/inputmethod/latin/utils/BinaryDictionaryUtilsTests.java
@@ -20,6 +20,8 @@
 import android.test.suitebuilder.annotation.LargeTest;
 
 import com.android.inputmethod.latin.BinaryDictionary;
+import com.android.inputmethod.latin.common.FileUtils;
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.makedict.FormatSpec;
 
diff --git a/tests/src/com/android/inputmethod/latin/utils/CapsModeUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/CapsModeUtilsTests.java
index 4646a82..9680d85 100644
--- a/tests/src/com/android/inputmethod/latin/utils/CapsModeUtilsTests.java
+++ b/tests/src/com/android/inputmethod/latin/utils/CapsModeUtilsTests.java
@@ -21,8 +21,8 @@
 import android.test.suitebuilder.annotation.SmallTest;
 import android.text.TextUtils;
 
+import com.android.inputmethod.latin.common.LocaleUtils;
 import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
-import com.android.inputmethod.latin.utils.LocaleUtils;
 
 import java.util.Locale;
 
diff --git a/tests/src/com/android/inputmethod/latin/utils/CollectionUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/CollectionUtilsTests.java
index dc4e2e4..47fd5fe 100644
--- a/tests/src/com/android/inputmethod/latin/utils/CollectionUtilsTests.java
+++ b/tests/src/com/android/inputmethod/latin/utils/CollectionUtilsTests.java
@@ -19,6 +19,8 @@
 import android.test.AndroidTestCase;
 import android.test.suitebuilder.annotation.SmallTest;
 
+import com.android.inputmethod.latin.common.CollectionUtils;
+
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
diff --git a/tools/dicttool/Android.mk b/tools/dicttool/Android.mk
index 4265925..1a9f029 100644
--- a/tools/dicttool/Android.mk
+++ b/tools/dicttool/Android.mk
@@ -47,14 +47,10 @@
         latin/Dictionary.java \
         latin/NgramContext.java \
         latin/SuggestedWords.java \
-        latin/settings/NativeSuggestOptions.java \
         latin/settings/SettingsValuesForSuggestion.java \
         latin/utils/BinaryDictionaryUtils.java \
         latin/utils/CombinedFormatUtils.java \
-        latin/utils/CoordinateUtils.java \
-        latin/utils/FileUtils.java \
-        latin/utils/JniUtils.java \
-        latin/utils/LocaleUtils.java
+        latin/utils/JniUtils.java
 
 LATINIME_OVERRIDABLE_SRC_FILES_FOR_DICTTOOL := \
         latin/define/DebugFlags.java
diff --git a/tools/dicttool/src/com/android/inputmethod/latin/dicttool/Test.java b/tools/dicttool/src/com/android/inputmethod/latin/dicttool/Test.java
index b6383d7..e2dd519 100644
--- a/tools/dicttool/src/com/android/inputmethod/latin/dicttool/Test.java
+++ b/tools/dicttool/src/com/android/inputmethod/latin/dicttool/Test.java
@@ -16,10 +16,10 @@
 
 package com.android.inputmethod.latin.dicttool;
 
+import com.android.inputmethod.latin.common.FileUtils;
 import com.android.inputmethod.latin.makedict.BinaryDictDecoderEncoderTests;
 import com.android.inputmethod.latin.makedict.BinaryDictEncoderFlattenTreeTests;
 import com.android.inputmethod.latin.makedict.FusionDictionaryTest;
-import com.android.inputmethod.latin.utils.FileUtils;
 
 import java.io.File;
 import java.io.IOException;