MacViews: Extend TextInputClient protocol with support for editing commands.

ui/views/ime/input_method_bridge.cc

Index: ui/views/ime/input_method_bridge.cc
diff --git a/ui/views/ime/input_method_bridge.cc b/ui/views/ime/input_method_bridge.cc
index 5fc7fde3d77e7a0f36850ac2d3e1ad85b6e6c06c..97b040056ad35cb06f379b7fecbbd698dfa0ba52 100644
--- a/ui/views/ime/input_method_bridge.cc
+++ b/ui/views/ime/input_method_bridge.cc
@@ -319,6 +319,13 @@ void InputMethodBridge::OnCandidateWindowUpdated() {
 void InputMethodBridge::OnCandidateWindowHidden() {
 }
 
+bool InputMethodBridge::IsEditingCommandEnabled(int command_id) {
+  return false;
+}
+
+void InputMethodBridge::ExecuteEditingCommand(int command_id) {
+}
+
 // Overridden from FocusChangeListener.
 void InputMethodBridge::OnWillChangeFocus(View* focused_before, View* focused) {
   if (HasCompositionText()) {