views: Make view::Views::GetPreferredSize() const.

ui/views/controls/webview/web_dialog_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_VIEWS_CONTROLS_WEBVIEW_WEB_DIALOG_VIEW_H_
 #define UI_VIEWS_CONTROLS_WEBVIEW_WEB_DIALOG_VIEW_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 34 matching lines @@
   // |handler| must not be NULL and this class takes the ownership.
   WebDialogView(content::BrowserContext* context,
                 ui::WebDialogDelegate* delegate,
                 WebContentsHandler* handler);
   virtual ~WebDialogView();
 
   // For testing.
   content::WebContents* web_contents();
 
   // Overridden from views::ClientView:
-  virtual gfx::Size GetPreferredSize() OVERRIDE;
-  virtual gfx::Size GetMinimumSize() OVERRIDE;
+  virtual gfx::Size GetPreferredSize() const OVERRIDE;
+  virtual gfx::Size GetMinimumSize() const OVERRIDE;
   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator)
       OVERRIDE;
   virtual void ViewHierarchyChanged(
       const ViewHierarchyChangedDetails& details) OVERRIDE;
   virtual bool CanClose() OVERRIDE;
 
   // Overridden from views::WidgetDelegate:
   virtual bool CanResize() const OVERRIDE;
   virtual ui::ModalType GetModalType() const OVERRIDE;
   virtual base::string16 GetWindowTitle() const OVERRIDE;
@@ skipping 80 matching lines @@
 
   // Whether CloseContents() has been called.
   bool close_contents_called_;
 
   DISALLOW_COPY_AND_ASSIGN(WebDialogView);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_WEBVIEW_WEB_DIALOG_VIEW_H_