Move functional keys out from rowkeys_symbols{_shift}3.

Change-Id: Iee5e7e93e5f319551a8ad28c58813c00fc713308
diff --git a/java/res/xml/rows_symbols.xml b/java/res/xml/rows_symbols.xml
index 2a73ffb..bd1a57e 100644
--- a/java/res/xml/rows_symbols.xml
+++ b/java/res/xml/rows_symbols.xml
@@ -40,8 +40,16 @@
     <Row
         latin:keyWidth="10%p"
     >
+        <Key
+            latin:keyStyle="toMoreSymbolKeyStyle"
+            latin:keyWidth="15%p"
+            latin:visualInsetsRight="1%p" />
         <include
             latin:keyboardLayout="@xml/rowkeys_symbols3" />
+        <Key
+            latin:keyStyle="deleteKeyStyle"
+            latin:keyWidth="fillRight"
+            latin:visualInsetsLeft="1%p" />
     </Row>
     <include
         latin:keyboardLayout="@xml/row_symbols4" />