Remove legacy draggable region code and refactor to share common draggable region code

chrome/browser/ui/views/extensions/shell_window_views.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_EXTENSIONS_SHELL_WINDOW_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_SHELL_WINDOW_VIEWS_H_
 
 #include "chrome/browser/ui/base_window.h"
 #include "chrome/browser/ui/extensions/native_shell_window.h"
 #include "chrome/browser/ui/extensions/shell_window.h"
 #include "chrome/browser/ui/views/unhandled_keyboard_event_handler.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/rect.h"
 #include "ui/views/widget/widget_delegate.h"
 
 class ExtensionKeybindingRegistryViews;
 class Profile;
 
 namespace content {
 class WebContents;
 }
 
 namespace extensions {
 class Extension;
-struct DraggableRegion;
 }
 
 namespace views {
 class WebView;
 }
 
 class ShellWindowViews : public NativeShellWindow,
                          public views::WidgetDelegateView {
  public:
   ShellWindowViews(ShellWindow* shell_window,
@@ skipping 66 matching lines @@
 
   virtual ~ShellWindowViews();
 
   // NativeShellWindow implementation.
   virtual void SetFullscreen(bool fullscreen) OVERRIDE;
   virtual bool IsFullscreenOrPending() const OVERRIDE;
   virtual void UpdateWindowIcon() OVERRIDE;
   virtual void UpdateWindowTitle() OVERRIDE;
   virtual void UpdateDraggableRegions(
       const std::vector<extensions::DraggableRegion>& regions) OVERRIDE;
-  virtual void UpdateLegacyDraggableRegions(
-      const std::vector<extensions::DraggableRegion>& regions) OVERRIDE;
   virtual void HandleKeyboardEvent(
       const content::NativeWebKeyboardEvent& event) OVERRIDE;
 
   void OnViewWasResized();
 
   ShellWindow* shell_window_; // weak - ShellWindow owns NativeShellWindow.
 
   views::WebView* web_view_;
   views::Widget* window_;
   bool is_fullscreen_;
 
   scoped_ptr<SkRegion> draggable_region_;
 
   bool frameless_;
   gfx::Size minimum_size_;
   gfx::Size maximum_size_;
 
   // The class that registers for keyboard shortcuts for extension commands.
   scoped_ptr<ExtensionKeybindingRegistryViews> extension_keybinding_registry_;
 
   UnhandledKeyboardEventHandler unhandled_keyboard_event_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellWindowViews);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_SHELL_WINDOW_VIEWS_H_