Add resize support for Views new style dialogs.

ui/views/window/dialog_delegate.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_WINDOW_DIALOG_DELEGATE_H_
 #define UI_VIEWS_WINDOW_DIALOG_DELEGATE_H_
 
 #include "base/compiler_specific.h"
 #include "base/string16.h"
 #include "ui/base/accessibility/accessibility_types.h"
@@ skipping 64 matching lines @@
   virtual int GetDialogButtons() const OVERRIDE;
   virtual int GetDefaultDialogButton() const OVERRIDE;
   virtual base::string16 GetDialogButtonLabel(
       ui::DialogButton button) const OVERRIDE;
   virtual bool IsDialogButtonEnabled(ui::DialogButton button) const OVERRIDE;
   virtual bool OnDialogButtonActivated(ui::DialogButton button) OVERRIDE;
 
   // Overridden from WidgetDelegate:
   virtual View* GetInitiallyFocusedView() OVERRIDE;
   virtual DialogDelegate* AsDialogDelegate() OVERRIDE;
+  virtual bool CanResize() const OVERRIDE;
   virtual ClientView* CreateClientView(Widget* widget) OVERRIDE;
   virtual NonClientFrameView* CreateNonClientFrameView(Widget* widget) OVERRIDE;
 
   // Create a frame view using the new dialog style.
   static NonClientFrameView* CreateNewStyleFrameView(Widget* widget);
   // The semi-transparent border and shadow of the new style frame view does not
   // work on child windows under Views/Win32. This is a kludge to get a
   // reasonable-looking opaque border for the dialog. Note that this does not
   // support arrows.
   //
@@ skipping 30 matching lines @@
   virtual const Widget* GetWidget() const OVERRIDE;
   virtual View* GetContentsView() OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DialogDelegateView);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WINDOW_DIALOG_DELEGATE_H_