New AppListView Scroll Behavior.

ui/app_list/views/search_box_view.h

 // 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.
 
 #ifndef UI_APP_LIST_VIEWS_SEARCH_BOX_VIEW_H_
 #define UI_APP_LIST_VIEWS_SEARCH_BOX_VIEW_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 103 matching lines @@
   // Fires query change notification.
   void NotifyQueryChanged();
 
   // Overridden from views::TextfieldController:
   void ContentsChanged(views::Textfield* sender,
                        const base::string16& new_contents) override;
   bool HandleKeyEvent(views::Textfield* sender,
                       const ui::KeyEvent& key_event) override;
   bool HandleMouseEvent(views::Textfield* sender,
                         const ui::MouseEvent& mouse_event) override;
+
   bool HandleGestureEvent(views::Textfield* sender,
                           const ui::GestureEvent& gesture_event) override;
 
   // Overridden from views::ButtonListener:
   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   // Overridden from SearchBoxModelObserver:
   void SpeechRecognitionButtonPropChanged() override;
   void HintTextChanged() override;
   void SelectionModelChanged() override;
@@ skipping 22 matching lines @@
   const bool is_fullscreen_app_list_enabled_;
   // Whether the search box is active.
   bool is_search_box_active_ = false;
 
   DISALLOW_COPY_AND_ASSIGN(SearchBoxView);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_SEARCH_BOX_VIEW_H_