aura: Fix launcher tooltips:

ui/app_list/app_list_bubble_border.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_APP_LIST_BUBBLE_BORDER_H_
 #define UI_APP_LIST_APP_LIST_BUBBLE_BORDER_H_
 
 #include "base/basictypes.h"
 #include "ui/gfx/shadow_value.h"
-#include "ui/views/bubble/bubble_border.h"
+#include "ui/views/bubble/imageless_bubble_border.h"
 
 namespace app_list {
 
 // A class to paint bubble border and background.
-class AppListBubbleBorder : public views::BubbleBorder {
+class AppListBubbleBorder : public views::ImagelessBubbleBorder {
  public:
   AppListBubbleBorder(views::View* app_list_view,
                       views::View* search_box_view);
   virtual ~AppListBubbleBorder();
 
-  bool ArrowAtTopOrBottom() const;
-  bool ArrowOnLeftOrRight() const;
-
-  void GetMask(const gfx::Rect& bounds, gfx::Path* mask) const;
-
-  void set_offset(const gfx::Point& offset) { offset_ = offset; }
-  const gfx::Point& offset() const { return offset_; }
-
  private:
-  // Gets arrow offset based on arrow location and |offset_|.
-  int GetArrowOffset() const;
-
+  // views::ImagelessBubbleBorder overrides:
   void PaintBackground(gfx::Canvas* canvas,
                        const gfx::Rect& bounds) const;
 
-  // views::BubbleBorder overrides:
-  virtual void GetInsets(gfx::Insets* insets) const OVERRIDE;
-  virtual gfx::Rect GetBounds(const gfx::Rect& position_relative_to,
-                              const gfx::Size& contents_size) const OVERRIDE;
-
-  // views::Border overrides:
-  virtual void Paint(const views::View& view,
-                     gfx::Canvas* canvas) const OVERRIDE;
-
   // AppListView hosted inside this bubble.
   const views::View* app_list_view_;  // Owned by views hierarchy.
 
   // Children view of AppListView that needs to paint background.
   const views::View* search_box_view_;  // Owned by views hierarchy.
 
-  // Offset in pixels relative the default middle position.
-  gfx::Point offset_;
-
-  gfx::ShadowValues shadows_;
-
   DISALLOW_COPY_AND_ASSIGN(AppListBubbleBorder);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_APP_LIST_BUBBLE_BORDER_H_