This fixes http://code.google.com/p/chromium/issues/detail?id=3585, which is ...

webkit/glue/webplugin_impl.h

 // Copyright (c) 2006-2008 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 WEBKIT_GLUE_WEBPLUGIN_IMPL_H_
 #define WEBKIT_GLUE_WEBPLUGIN_IMPL_H_
 
 #include <string>
 #include <map>
 #include <vector>
@@ skipping 113 matching lines @@
 
   // Helper function for sorting post data.
   static bool SetPostData(WebCore::ResourceRequest* request,
                           const char *buf,
                           uint32 length);
 
  private:
   friend class WebPluginContainer;
 
   WebPluginImpl(WebCore::Element *element, WebFrameImpl *frame,
-                WebPluginDelegate* delegate, const GURL& plugin_url);
+                WebPluginDelegate* delegate, const GURL& plugin_url,
+                bool load_manually);
 
   // WebPlugin implementation:
   void SetWindow(HWND window, HANDLE pump_messages_event);
 
   // Given a (maybe partial) url, completes using the base url.
   bool CompleteURL(const std::string& url_in, std::string* url_out);
 
   // Executes the script passed in. The notify_needed and notify_data arguments
   // are passed in by the plugin process. These indicate whether the plugin
   // expects a notification on script execution. We pass them back to the
@@ skipping 13 matching lines @@
   // Cancels a pending request.
   void CancelResource(int id);
 
   // Returns the next avaiable resource id.
   int GetNextResourceId();
 
   // Initiates HTTP GET/POST requests.
   // Returns true on success.
   bool InitiateHTTPRequest(int resource_id, WebPluginResourceClient* client,
                            const char* method, const char* buf, int buf_len,
-                           const GURL& url,
-                           const char* range_info);
+                           const GURL& url, const char* range_info,
+                           bool use_plugin_src_as_referer);
 
   gfx::Rect GetWindowClipRect(const gfx::Rect& rect);
 
   NPObject* GetWindowScriptNPObject();
   NPObject* GetPluginElement();
   virtual WebFrame* GetWebFrame() { return webframe_; }
 
   void SetCookie(const GURL& url,
                  const GURL& policy_url,
                  const std::string& cookie);
@@ skipping 93 matching lines @@
 
   void InitiateHTTPRangeRequest(const char* url, const char* range_info,
                                 HANDLE existing_stream, bool notify_needed,
                                 HANDLE notify_data);
 
   // Handles HTTP multipart responses, i.e. responses received with a HTTP
   // status code of 206.
   void HandleHttpMultipartResponse(const WebCore::ResourceResponse& response,
                                    WebPluginResourceClient* client);
 
+  void HandleURLRequestInternal(const char *method, bool is_javascript_url,
+                                const char* target, unsigned int len,
+                                const char* buf, bool is_file_data,
+                                bool notify, const char* url,
+                                void* notify_data, bool popups_allowed,
+                                bool use_plugin_src_as_referrer);
+
   struct ClientInfo {
     int id;
     WebPluginResourceClient* client;
     WebCore::ResourceRequest request;
     RefPtr<WebCore::ResourceHandle> handle;
   };
 
   std::vector<ClientInfo> clients_;
 
   bool windowless_;
@@ skipping 11 matching lines @@
 
   typedef std::map<WebPluginResourceClient*, MultipartResponseDelegate*>
       MultiPartResponseHandlerMap;
   // Tracks HTTP multipart response handlers instantiated for
   // a WebPluginResourceClient instance.
   MultiPartResponseHandlerMap multi_part_response_map_;
 
   // The plugin source URL.
   GURL plugin_url_;
 
+  // Indicates if the download would be initiated by the plugin or us.
+  bool load_manually_;
+
+  // Indicates if this is the first geometry update received by the plugin.
+  bool first_geometry_update_;
+
   DISALLOW_COPY_AND_ASSIGN(WebPluginImpl);
 };
 
 #endif  // #ifndef WEBKIT_GLUE_WEBPLUGIN_IMPL_H_