Refactoring for the InputMethod & InputMethodDelegate interfaces.

ui/base/ime/mock_input_method.h

Index: ui/base/ime/mock_input_method.h
diff --git a/ui/base/ime/mock_input_method.h b/ui/base/ime/mock_input_method.h
index f039eb5325ca7bb40a0fbd8051a9d8bf039bf6d9..0925e4632ff51dbbfe60648051bde2c3b1daf590 100644
--- a/ui/base/ime/mock_input_method.h
+++ b/ui/base/ime/mock_input_method.h
@@ -38,7 +38,7 @@ class UI_BASE_IME_EXPORT MockInputMethod
   void SetFocusedTextInputClient(TextInputClient* client) override;
   void DetachTextInputClient(TextInputClient* client) override;
   TextInputClient* GetTextInputClient() const override;
-  bool DispatchKeyEvent(const ui::KeyEvent& event) override;
+  void DispatchKeyEvent(ui::KeyEvent* event) override;
   void OnTextInputTypeChanged(const TextInputClient* client) override;
   void OnCaretBoundsChanged(const TextInputClient* client) override;
   void CancelComposition(const TextInputClient* client) override;