Add accessibility display adjustments to Settings

This will be redesigned soon, but for now it allows access to quick
setting tiles for testing display adjustments.

BUG: 9057596
Change-Id: I4b760487b2fe0a336b188930306000e5dfc01951
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index 87d34c6..8de80ca 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -325,6 +325,9 @@
         DeviceAdminSettings.class.getName(),
         AccessibilitySettings.class.getName(),
         ToggleCaptioningPreferenceFragment.class.getName(),
+        com.android.settings.accessibility.ToggleInversionPreferenceFragment.class.getName(),
+        com.android.settings.accessibility.ToggleContrastPreferenceFragment.class.getName(),
+        com.android.settings.accessibility.ToggleDaltonizerPreferenceFragment.class.getName(),
         TextToSpeechSettings.class.getName(),
         Memory.class.getName(),
         DevelopmentSettings.class.getName(),
@@ -1039,6 +1042,9 @@
     public static class DevelopmentSettingsActivity extends Settings { /* empty */ }
     public static class AccessibilitySettingsActivity extends Settings { /* empty */ }
     public static class CaptioningSettingsActivity extends Settings { /* empty */ }
+    public static class AccessibilityInversionSettingsActivity extends Settings { /* empty */ }
+    public static class AccessibilityContrastSettingsActivity extends Settings { /* empty */ }
+    public static class AccessibilityDaltonizerSettingsActivity extends Settings { /* empty */ }
     public static class SecuritySettingsActivity extends Settings { /* empty */ }
     public static class LocationSettingsActivity extends Settings { /* empty */ }
     public static class PrivacySettingsActivity extends Settings { /* empty */ }