Remove multiple inheritance from input_method_menu_button.h.

chrome/browser/chromeos/status/input_method_menu_button.h

Index: chrome/browser/chromeos/status/input_method_menu_button.h
diff --git a/chrome/browser/chromeos/status/input_method_menu_button.h b/chrome/browser/chromeos/status/input_method_menu_button.h
index 3a232eb13fc1967c1026303f692dfb053428d834..325b63b5a384814d23ac0a8f12c13e5d20e5bcda 100644
--- a/chrome/browser/chromeos/status/input_method_menu_button.h
+++ b/chrome/browser/chromeos/status/input_method_menu_button.h
@@ -10,6 +10,7 @@
 
 #include "chrome/browser/chromeos/status/input_method_menu.h"
 #include "chrome/browser/chromeos/status/status_area_button.h"
+#include "views/controls/menu/view_menu_delegate.h"
 
 namespace chromeos {
 
@@ -18,7 +19,7 @@ class StatusAreaHost;
 // A class for the button in the status area which expands the dropdown menu for
 // switching input method and keyboard layout.
 class InputMethodMenuButton : public StatusAreaButton,
-                              public InputMethodMenu {
+                              public views::ViewMenuDelegate {
  public:
   explicit InputMethodMenuButton(StatusAreaHost* host);
   virtual ~InputMethodMenuButton() {}
@@ -27,7 +28,9 @@ class InputMethodMenuButton : public StatusAreaButton,
   virtual gfx::Size GetPreferredSize();
   virtual void OnLocaleChanged();
 
- private:
+  // views::ViewMenuDelegate implementation.
+  virtual void RunMenu(views::View* unused_source, const gfx::Point& pt);
+
   // InputMethodMenu implementation.
   virtual void UpdateUI(const std::string& input_method_id,
                         const std::wstring& name,
@@ -36,6 +39,8 @@ class InputMethodMenuButton : public StatusAreaButton,
   virtual bool ShouldSupportConfigUI();
   virtual void OpenConfigUI();
 
+ private:
+  scoped_ptr<InputMethodMenu> menu_;
   StatusAreaHost* host_;
 
   DISALLOW_COPY_AND_ASSIGN(InputMethodMenuButton);