Support Persian Keyboard

This is a first trial implementation based on Arabic layout.

Bug: 5456620
Change-Id: Ifa21d7fbd408853a44678623c13b9c078283732c
diff --git a/java/res/xml-sw768dp/rows_phone.xml b/java/res/xml-sw768dp/rows_phone.xml
index 69c9e86..216fbed 100644
--- a/java/res/xml-sw768dp/rows_phone.xml
+++ b/java/res/xml-sw768dp/rows_phone.xml
@@ -114,7 +114,7 @@
             latin:keyboardLayout="@xml/key_settings"
             latin:keyWidth="8.047%p" />
         <Key
-            latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
+            latin:keyStyle="spaceKeyStyle"
             latin:keyXPos="13.829%p"
             latin:keyWidth="24.140%p" />
         <Key