Add autoresize capability to chromium.

content/browser/renderer_host/render_view_host.h

 // Copyright (c) 2011 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 CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 424 matching lines @@
   // into that frame's document.
   void InsertCSS(const string16& frame_xpath, const std::string& css);
 
   // Tells the renderer not to add scrollbars with height and width below a
   // threshold.
   void DisableScrollbarsForThreshold(const gfx::Size& size);
 
   // Instructs the RenderView to send back updates to the preferred size.
   void EnablePreferredSizeMode();
 
+  // Instructs the RenderView to automatically resize and send back updates
+  // for the new size.
+  void EnableAutoResize(const gfx::Size& min_size, const gfx::Size& max_size);
+
   // Executes custom context menu action that was provided from WebKit.
   void ExecuteCustomContextMenuCommand(
       int action, const webkit_glue::CustomContextMenuContext& context);
 
   // Let the renderer know that the menu has been closed.
   void NotifyContextMenuClosed(
       const webkit_glue::CustomContextMenuContext& context);
 
   // Copies the image at location x, y to the clipboard (if there indeed is an
   // image at that location).
@@ skipping 33 matching lines @@
   void RemoveObserver(content::RenderViewHostObserver* observer);
 
   // RenderWidgetHost protected overrides.
   virtual bool PreHandleKeyboardEvent(const NativeWebKeyboardEvent& event,
                                       bool* is_keyboard_shortcut) OVERRIDE;
   virtual void UnhandledKeyboardEvent(
       const NativeWebKeyboardEvent& event) OVERRIDE;
   virtual void OnUserGesture() OVERRIDE;
   virtual void NotifyRendererUnresponsive() OVERRIDE;
   virtual void NotifyRendererResponsive() OVERRIDE;
+  virtual void OnRenderAutoResized(const gfx::Size& size) OVERRIDE;
   virtual void RequestToLockMouse() OVERRIDE;
   virtual bool IsFullscreen() const OVERRIDE;
   virtual void OnMsgFocus() OVERRIDE;
   virtual void OnMsgBlur() OVERRIDE;
 
   // IPC message handlers.
   void OnMsgShowView(int route_id,
                      WindowOpenDisposition disposition,
                      const gfx::Rect& initial_pos,
                      bool user_gesture);
@@ skipping 167 matching lines @@
   typedef std::map<int64, PowerSaveBlocker*> PowerSaveBlockerMap;
   PowerSaveBlockerMap power_save_blockers_;
 
   // A list of observers that filter messages.  Weak references.
   ObserverList<content::RenderViewHostObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHost);
 };
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_H_