Shift+Smiley key will register newline character of textMultiLine

This change also
 * Honors the custom action label in EditorInfo.actionLabel.
 * Invokes InputConnection.performeEditorAction if action is specifed
   at EditorInfo.imeOptions or actionLabel/actionId.
 * Stops using InputMethodService.sendKeyChar. Implements
   sendKeyCodePoint instead.

Bug: 2498607
Bug: 5961809
Bug: 5368408
Change-Id: If4cd5eb3dacfc6b6a7ea434b0617c2438e06e42d
diff --git a/java/res/xml/row_qwerty4.xml b/java/res/xml/row_qwerty4.xml
index 65500a6..8c20a72 100644
--- a/java/res/xml/row_qwerty4.xml
+++ b/java/res/xml/row_qwerty4.xml
@@ -40,7 +40,7 @@
                 <Key
                     latin:keyStyle="punctuationKeyStyle" />
                 <Key
-                    latin:keyStyle="returnKeyStyle"
+                    latin:keyStyle="enterKeyStyle"
                     latin:keyWidth="fillRight" />
             </case>
             <!-- hasSettingsKey="true" or navigateAction="true" -->
@@ -59,7 +59,7 @@
                     latin:keyStyle="punctuationKeyStyle"
                     latin:keyWidth="9.2%p" />
                 <Key
-                    latin:keyStyle="returnKeyStyle"
+                    latin:keyStyle="enterKeyStyle"
                     latin:keyWidth="fillRight" />
             </default>
         </switch>