Remove tab key from alphabet layout of tablet 7

Bug: 6410889
Change-Id: If7269aa2aeb1b6af9f0286f96c48b68309d646c5
diff --git a/java/res/xml-sw600dp/row_symbols4.xml b/java/res/xml-sw600dp/row_symbols4.xml
index d294e20..4c0ad23 100644
--- a/java/res/xml-sw600dp/row_symbols4.xml
+++ b/java/res/xml-sw600dp/row_symbols4.xml
@@ -28,7 +28,7 @@
             latin:keyStyle="toAlphaKeyStyle"
             latin:keyWidth="13.0%p" />
         <Key
-            latin:keyStyle="tabKeyStyle" />
+            latin:keyStyle="smileyKeyStyle" />
         <Key
             latin:keyLabel="\@" />
         <include