Revert 152098 - Landing this again to get more information about the crashes. Doesn't crash locally…

ui/views/widget/native_widget_win.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_VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_
 #define UI_VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_
 
 #include <atlbase.h>
 #include <atlapp.h>
 #include <atlcrack.h>
@@ skipping 475 matching lines @@
   typedef ScopedVector<ui::ViewProp> ViewProps;
   typedef std::set<DWORD> TouchIDs;
 
   // TODO(beng): This friendship can be removed once all methods relating to
   //             this object being a WindowImpl are moved to HWNDMessageHandler.
   friend HWNDMessageHandler;
 
   // Overridden from HWNDMessageHandlerDelegate:
   virtual bool IsWidgetWindow() const OVERRIDE;
   virtual bool IsUsingCustomFrame() const OVERRIDE;
-  virtual bool CanResize() const OVERRIDE;
-  virtual bool CanMaximize() const OVERRIDE;
-  virtual bool CanActivate() const OVERRIDE;
-  virtual int GetNonClientComponent(const gfx::Point& point) const OVERRIDE;
-  virtual void GetWindowMask(const gfx::Size& size, gfx::Path* path) OVERRIDE;
-  virtual InputMethod* GetInputMethod() OVERRIDE;
   virtual void HandleAppDeactivated() OVERRIDE;
   virtual bool HandleAppCommand(short command) OVERRIDE;
   virtual void HandleCaptureLost() OVERRIDE;
   virtual void HandleClose() OVERRIDE;
   virtual bool HandleCommand(int command) OVERRIDE;
   virtual void HandleDestroy() OVERRIDE;
   virtual void HandleDisplayChange() OVERRIDE;
   virtual void HandleGlassModeChange() OVERRIDE;
   virtual void HandleBeginWMSizeMove() OVERRIDE;
   virtual void HandleEndWMSizeMove() OVERRIDE;
-  virtual void HandleMove() OVERRIDE;
-  virtual void HandleNativeFocus(HWND last_focused_window) OVERRIDE;
-  virtual void HandleNativeBlur(HWND focused_window) OVERRIDE;
   virtual NativeWidgetWin* AsNativeWidgetWin() OVERRIDE;
 
   // Called after the WM_ACTIVATE message has been processed by the default
   // windows procedure.
   static void PostProcessActivateMessage(NativeWidgetWin* widget,
                                          int activation_state);
 
   void SetInitParams(const Widget::InitParams& params);
 
   // Synchronously paints the invalid contents of the Widget.
   void RedrawInvalidRect();
 
   // Synchronously updates the invalid contents of the Widget. Valid for
   // layered windows only.
   void RedrawLayeredWindowContents();
 
   // Lock or unlock the window from being able to redraw itself in response to
   // updates to its invalid region.
   class ScopedRedrawLock;
   void LockUpdates(bool force);
   void UnlockUpdates(bool force);
 
   // Determines whether the delegate expects the client size or the window size.
   bool WidgetSizeIsClientSize() const;
 
   // Responds to the client area changing size, either at window creation time
   // or subsequently.
   void ClientAreaSizeChanged();
 
+  // Resets the window region for the current widget bounds if necessary.
+  // If |force| is true, the window region is reset to NULL even for native
+  // frame windows.
+  void ResetWindowRegion(bool force);
+
   // When removing the standard frame, tells the DWM how much glass we want on
   // the edges. Currently hardcoded to 10px on all sides.
   void UpdateDWMFrame();
 
   // Calls DefWindowProc, safely wrapping the call in a ScopedRedrawLock to
   // prevent frame flicker. DefWindowProc handling can otherwise render the
   // classic-look window title bar directly.
   LRESULT DefWindowProcWithRedrawLock(UINT message,
                                       WPARAM w_param,
                                       LPARAM l_param);
@@ skipping 153 matching lines @@
   TouchIDs touch_ids_;
 
   scoped_ptr<HWNDMessageHandler> message_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeWidgetWin);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_