Remove dead code KeyboardLayoutPickerFragment.

Bug: 32642706
Test: compiles
Change-Id: I02b7abed470a813bff13fe9d71fcf870a47de6b3
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 4b311c1..713ba42 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -637,7 +637,7 @@
                 <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
             <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
-                android:value="com.android.settings.inputmethod.KeyboardLayoutPickerFragment2" />
+                android:value="com.android.settings.inputmethod.KeyboardLayoutPickerFragment" />
         </activity>
 
         <activity android:name="Settings$PhysicalKeyboardActivity"