Consolidate OnKeyEvent and InputMethod code.

views/ime/mock_input_method.cc

Index: views/ime/mock_input_method.cc
diff --git a/views/ime/mock_input_method.cc b/views/ime/mock_input_method.cc
index 8864552304f421ed34543f243e8f40cec5ac8220..22e2dd1eb4282f668d0d1042a539a3aaebee6f40 100644
--- a/views/ime/mock_input_method.cc
+++ b/views/ime/mock_input_method.cc
@@ -30,7 +30,7 @@ void MockInputMethod::Init(Widget* widget) {
   InputMethodBase::Init(widget);
 }
 
-void MockInputMethod::DispatchKeyEvent(const KeyEvent& key) {
+bool MockInputMethod::OnKeyEvent(const KeyEvent& key) {
   bool handled = (composition_changed_ || result_text_.length()) &&
       !IsTextInputTypeNone();
 
@@ -43,7 +43,7 @@ void MockInputMethod::DispatchKeyEvent(const KeyEvent& key) {
   }
 
   if (focus_changed_)
-    return;
+    return true;
 
   TextInputClient* client = GetTextInputClient();
   if (client) {
@@ -63,6 +63,7 @@ void MockInputMethod::DispatchKeyEvent(const KeyEvent& key) {
   }
 
   ClearResult();
+  return true;
 }
 
 void MockInputMethod::OnTextInputTypeChanged(View* view) {