Add LatinKeyboardView style

As a result, this change moves shortcut related update code to
LatinKeyboardView from LatinKeyboard.

Change-Id: I1882672577f61e73c90d6c018b7dbb61f3fe21e4
diff --git a/java/res/values/themes-stone.xml b/java/res/values/themes-stone.xml
index cb3edc5..be0755f 100644
--- a/java/res/values/themes-stone.xml
+++ b/java/res/values/themes-stone.xml
@@ -19,6 +19,7 @@
         <item name="keyboardStyle">@style/Keyboard.Stone</item>
         <item name="latinKeyboardStyle">@style/LatinKeyboard.Stone</item>
         <item name="keyboardViewStyle">@style/KeyboardView.Stone</item>
+        <item name="latinKeyboardViewStyle">@style/LatinKeyboardView.Stone</item>
         <item name="miniKeyboardStyle">@style/MiniKeyboard.Stone</item>
         <item name="miniKeyboardViewStyle">@style/MiniKeyboardView.Stone</item>
         <item name="miniKeyboardPanelStyle">@style/MiniKeyboardPanelStyle</item>