views: Update event-related API to use PointF/RectF instead of Point/Rect.

ui/message_center/views/notification_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_MESSAGE_CENTER_VIEWS_NOTIFICATION_VIEW_H_
 #define UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_VIEW_H_
 
 #include <vector>
 
 #include "ui/message_center/message_center_export.h"
@@ skipping 30 matching lines @@
                                   bool top_level);
 
     virtual ~NotificationView();
 
   // Overridden from views::View:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual int GetHeightForWidth(int width) OVERRIDE;
   virtual void Layout() OVERRIDE;
   virtual void OnFocus() OVERRIDE;
   virtual void ScrollRectToVisible(const gfx::Rect& rect) OVERRIDE;
-  virtual views::View* GetEventHandlerForRect(const gfx::Rect& rect) OVERRIDE;
+  virtual views::View* GetEventHandlerForRect(const gfx::RectF& rect) OVERRIDE;
   virtual gfx::NativeCursor GetCursor(const ui::MouseEvent& event) OVERRIDE;
 
   // Overridden from MessageView:
   virtual void ButtonPressed(views::Button* sender,
                              const ui::Event& event) OVERRIDE;
 
   // Overridden from MessageViewController:
   virtual void ClickOnNotification(const std::string& notification_id) OVERRIDE;
   virtual void RemoveNotification(const std::string& notification_id,
                                   bool by_user) OVERRIDE;
@@ skipping 26 matching lines @@
   views::View* image_view_;
   views::ProgressBar* progress_bar_view_;
   std::vector<views::View*> action_buttons_;
 
   DISALLOW_COPY_AND_ASSIGN(NotificationView);
 };
 
 }  // namespace message_center
 
 #endif // UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_VIEW_H_