Add action for each button on opt-in IME menu.

ash/app_list/app_list_presenter_delegate.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/app_list/app_list_presenter_delegate.h"
 
 #include "ash/aura/wm_window_aura.h"
 #include "ash/common/ash_switches.h"
 #include "ash/common/shelf/app_list_button.h"
 #include "ash/common/shelf/shelf_layout_manager.h"
@@ skipping 311 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // AppListPresenterDelegate, keyboard::KeyboardControllerObserver
 // implementation:
 
 void AppListPresenterDelegate::OnKeyboardBoundsChanging(
     const gfx::Rect& new_bounds) {
   UpdateBounds();
 }
 
+void AppListPresenterDelegate::OnKeyboardHidden() {}
+
 ////////////////////////////////////////////////////////////////////////////////
 // AppListPresenterDelegate, ShellObserver implementation:
 void AppListPresenterDelegate::OnShelfAlignmentChanged(WmWindow* root_window) {
   if (view_)
     view_->SetBubbleArrow(GetBubbleArrow(view_->GetWidget()->GetNativeView()));
 }
 
 void AppListPresenterDelegate::OnOverviewModeStarting() {
   if (is_visible_)
     presenter_->Dismiss();
@@ skipping 16 matching lines @@
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // AppListPresenterDelegate, WmShelfObserver implementation:
 
 void AppListPresenterDelegate::OnShelfIconPositionsChanged() {
   UpdateBounds();
 }
 
 }  // namespace ash