Fix import and javadoc comments of unit tests

Change-Id: Ic3f249bf9e3a5ec7ffd07abd4bc38d343bb14d39
diff --git a/tests/src/com/android/inputmethod/keyboard/layout/HindiCompact.java b/tests/src/com/android/inputmethod/keyboard/layout/HindiCompact.java
index afd26e4..cf20149 100644
--- a/tests/src/com/android/inputmethod/keyboard/layout/HindiCompact.java
+++ b/tests/src/com/android/inputmethod/keyboard/layout/HindiCompact.java
@@ -16,29 +16,12 @@
 
 package com.android.inputmethod.keyboard.layout;
 
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.SIGN_ANUSVARA;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.SIGN_CANDRABINDU;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.SIGN_NUKTA;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.SIGN_VIRAMA;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.SIGN_VISARGA;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_AA;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_AI;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_AU;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_CANDRA_E;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_CANDRA_O;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_E;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_I;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_II;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_O;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_U;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_UU;
-import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.VOWEL_SIGN_VOCALIC_R;
+import static com.android.inputmethod.keyboard.layout.DevanagariLetterConstants.*;
 
 import com.android.inputmethod.keyboard.layout.Hindi.HindiCustomizer;
 import com.android.inputmethod.keyboard.layout.Hindi.HindiSymbols;
 import com.android.inputmethod.keyboard.layout.expected.ExpectedKey;
 import com.android.inputmethod.keyboard.layout.expected.ExpectedKeyboardBuilder;
-import com.android.inputmethod.latin.Constants;
 
 import java.util.Locale;
 
diff --git a/tests/src/com/android/inputmethod/keyboard/layout/LayoutBase.java b/tests/src/com/android/inputmethod/keyboard/layout/LayoutBase.java
index 0f2817d..e49afbf 100644
--- a/tests/src/com/android/inputmethod/keyboard/layout/LayoutBase.java
+++ b/tests/src/com/android/inputmethod/keyboard/layout/LayoutBase.java
@@ -330,7 +330,7 @@
      * Get the complete expected keyboard layout.
      * @param isPhone true if requesting phone's layout.
      * @param elementId the element id of the requesting keyboard mode.
-     * @return
+     * @return the keyboard layout of the <code>elementId</code>.
      */
     public ExpectedKey[][] getLayout(final boolean isPhone, final int elementId) {
         if (elementId == KeyboardId.ELEMENT_SYMBOLS) {