Re-reland Propagate OnNativeWidgetMove to delegate/observers, etc.

chrome/browser/ui/views/tabs/tab_drag_controller2.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_TABS_TAB_DRAG_CONTROLLER2_H_
 #define CHROME_BROWSER_UI_VIEWS_TABS_TAB_DRAG_CONTROLLER2_H_
 #pragma once
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/timer.h"
 #include "chrome/browser/tabs/tab_strip_model_observer.h"
 #include "chrome/browser/tabs/tab_strip_selection_model.h"
 #include "chrome/browser/ui/tabs/dock_info.h"
-#include "chrome/browser/ui/views/frame/browser_window_move_observer.h"
 #include "chrome/browser/ui/views/tabs/tab_drag_controller.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/gfx/rect.h"
+#include "ui/views/widget/widget.h"
 
 namespace views {
 class View;
-}
+}  // namespace views
+
 class BaseTab;
 class Browser;
-class BrowserView;
 class TabContentsWrapper;
 struct TabRendererData;
 class TabStripModel;
 
 // Implementation of TabDragController that creates a real Browser.
 class TabDragController2 : public TabDragController,
                            public content::NotificationObserver,
                            public MessageLoopForUI::Observer,
-                           public BrowserWindowMoveObserver,
+                           public views::Widget::Observer,
                            public TabStripModelObserver {
  public:
   TabDragController2();
   virtual ~TabDragController2();
 
   // Initializes TabDragController2 to drag the tabs in |tabs| originating
   // from |source_tabstrip|. |source_tab| is the tab that initiated the drag and
   // is contained in |tabs|.  |mouse_offset| is the distance of the mouse
   // pointer from the origin of the first tab in |tabs| and |source_tab_offset|
   // the offset from |source_tab|. |source_tab_offset| is the horizontal distant
@@ skipping 83 matching lines @@
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   // Overridden from MessageLoop::Observer:
 #if defined(OS_WIN) || defined(USE_AURA)
   virtual base::EventStatus WillProcessEvent(
       const base::NativeEvent& event) OVERRIDE;
   virtual void DidProcessEvent(const base::NativeEvent& event) OVERRIDE;
 #endif
 
-  // Overriden from BrowserWindowMoveObserver:
-  virtual void OnWidgetMoved() OVERRIDE;
+  // Overriden from views::Widget::Observer:
+  virtual void OnWidgetMoved(views::Widget* widget) OVERRIDE;
 
   // Overriden from TabStripModelObserver:
   virtual void TabStripEmpty() OVERRIDE;
 
   // Initialize the offset used to calculate the position to create windows
   // in |GetWindowCreatePoint|. This should only be invoked from |Init|.
   void InitWindowCreatePoint(TabStrip* tab_strip);
 
   // Returns the point where a detached window should be created given the
   // current mouse position.
@@ skipping 111 matching lines @@
     return source_tab_drag_data()->contents;
   }
 
   // Returns true if the tabs were originality one after the other in
   // |source_tabstrip_|.
   bool AreTabsConsecutive();
 
   // Returns the TabStripModel for the specified tabstrip.
   static TabStripModel* GetModel(TabStrip* tabstrip);
 
-  // Returns the BrowserView of the currently attached TabStrip.
-  BrowserView* GetAttachedBrowserView();
+  // Returns the Widget of the currently attached TabStrip's BrowserView.
+  views::Widget* GetAttachedBrowserWidget();
 
   // Creates and returns a new Browser to handle the drag.
   Browser* CreateBrowserForDrag(TabStrip* source,
                                 const gfx::Point& screen_point,
                                 std::vector<gfx::Rect>* drag_bounds);
 
   // Marks whether |window| is constrained. While dragging we set this to false
   // to allow maximized windows to move any where.
   void SetTrackedByWorkspace(gfx::NativeWindow window, bool value);
 
@@ skipping 91 matching lines @@
 
   EndRunLoopBehavior end_run_loop_behavior_;
 
   // If true, we're waiting for a move loop to complete.
   bool waiting_for_run_loop_to_exit_;
 
   // The TabStrip to attach to after the move loop completes.
   TabStrip* tab_strip_to_attach_to_after_exit_;
 
   // Non-null for the duration of RunMoveLoop.
-  BrowserView* move_loop_browser_view_;
+  views::Widget* move_loop_widget_;
 
   // If non-null set to true from destructor.
   bool* destroyed_;
 
   DISALLOW_COPY_AND_ASSIGN(TabDragController2);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TABS_TAB_DRAG_CONTROLLER2_H_