[md] Give each infobar its own layer.

chrome/browser/ui/views/infobars/infobar_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 CHROME_BROWSER_UI_VIEWS_INFOBARS_INFOBAR_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_INFOBARS_INFOBAR_VIEW_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "components/infobars/core/infobar.h"
 #include "components/infobars/core/infobar_container.h"
 #include "third_party/skia/include/core/SkPath.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/controls/menu/menu_types.h"
 #include "ui/views/focus/external_focus_tracker.h"
+#include "ui/views/view_targeter_delegate.h"
 
 namespace ui {
 class MenuModel;
 }
 
 namespace views {
 class ImageButton;
 class ImageView;
 class Label;
 class LabelButton;
 class Link;
 class LinkListener;
 class MenuButton;
 class MenuRunner;
 }  // namespace views
 
 class InfoBarView : public infobars::InfoBar,
                     public views::View,
                     public views::ButtonListener,
-                    public views::ExternalFocusTracker {
+                    public views::ExternalFocusTracker,
+                    public views::ViewTargeterDelegate {
  public:
   explicit InfoBarView(scoped_ptr<infobars::InfoBarDelegate> delegate);
 
   const SkPath& fill_path() const { return fill_path_; }
   const SkPath& stroke_path() const { return stroke_path_; }
 
  protected:
   typedef std::vector<views::Label*> Labels;
 
   static const int kButtonButtonSpacing;
@@ skipping 71 matching lines @@
   void PlatformSpecificHide(bool animate) override;
   void PlatformSpecificOnHeightsRecalculated() override;
 
   // views::View:
   void GetAccessibleState(ui::AXViewState* state) override;
   gfx::Size GetPreferredSize() const override;
 
   // views::ExternalFocusTracker:
   void OnWillChangeFocus(View* focused_before, View* focused_now) override;
 
+  // views::ViewTargeterDelegate:
+  bool DoesIntersectRect(const View* target,
+                         const gfx::Rect& rect) const override;
+
   // This container holds the children and clips their painting during
   // animation.
   views::View* child_container_;
 
   // The optional icon at the left edge of the InfoBar.
   views::ImageView* icon_;
 
   // The close button at the right edge of the InfoBar.
   views::ImageButton* close_button_;
 
   // The paths for the InfoBarBackground to draw, sized according to the heights
   // above.
   SkPath fill_path_;
   SkPath stroke_path_;
 
   // Used to run the menu.
   scoped_ptr<views::MenuRunner> menu_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(InfoBarView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_INFOBARS_INFOBAR_VIEW_H_