Rename EmojiKeyboardView -> EmojiPalettesView

Change-Id: I226bb8e21fd2b2b6639896a1cc433d19f3f431c2
diff --git a/java/res/layout/input_view.xml b/java/res/layout/input_view.xml
index 0b682d1..1e7a384 100644
--- a/java/res/layout/input_view.xml
+++ b/java/res/layout/input_view.xml
@@ -56,5 +56,5 @@
             android:layout_height="wrap_content" />
     </LinearLayout>
     <include
-        layout="@layout/emoji_keyboard_view" />
+        layout="@layout/emoji_palettes_view" />
 </com.android.inputmethod.latin.InputView>