cros system menu - fix back and settings buttons in IME detailed view.

ash/common/system/chromeos/ime_menu/ime_list_view.h

Index: ash/common/system/chromeos/ime_menu/ime_list_view.h
diff --git a/ash/common/system/chromeos/ime_menu/ime_list_view.h b/ash/common/system/chromeos/ime_menu/ime_list_view.h
index 4dbd9e716744e59a7ac533567f43770559ad8412..d2ab133912b1bf1c3c83d61964ec383047cc320c 100644
--- a/ash/common/system/chromeos/ime_menu/ime_list_view.h
+++ b/ash/common/system/chromeos/ime_menu/ime_list_view.h
@@ -36,9 +36,8 @@ class ImeListView : public TrayDetailsView {
 
   // TrayDetailsView:
   void HandleViewClicked(views::View* view) override;
-
-  // views::ButtonListener:
-  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
+  void HandleButtonPressed(views::Button* sender,
+                           const ui::Event& event) override;
 
  private:
   // To allow the test class to access |ime_map_|.