Revert "Revert "Support Emoji keyboard""

Window resizing junkiness is addressed in I605e657c9468

This reverts commit aabc97233826da69edbadfc7c1465a505a1fe2ec.

Change-Id: I0bc0f1ad9a90799e643fe9ec35f5b4bbe94eee0d
diff --git a/java/res/xml-sw600dp/key_f2.xml b/java/res/xml-sw600dp/key_f2.xml
index ca3b30b..56f233d 100644
--- a/java/res/xml-sw600dp/key_f2.xml
+++ b/java/res/xml-sw600dp/key_f2.xml
@@ -39,7 +39,7 @@
         </case>
         <default>
             <Key
-                latin:keyStyle="smileyKeyStyle" />
+                latin:keyStyle="emojiKeyStyle" />
         </default>
     </switch>
 </merge>