Another attempt at landing this patch. ...

webkit/glue/webplugin_impl.cc

 // 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.
 
 #include "config.h"
 
 #include "Document.h"
 #include "DocumentLoader.h"
 #include "Event.h"
 #include "EventNames.h"
@@ skipping 981 matching lines @@
       }
 
       DCHECK(client != NULL);
     }
   }
 
   client->DidReceiveResponse(
       base::SysWideToNativeMB(http_response_info.mime_type),
       base::SysWideToNativeMB(GetAllHeaders(resource_response)),
       http_response_info.expected_length,
-      http_response_info.last_modified, request_is_seekable, &cancel);
-
-  if (cancel) {
-    loader->cancel();
-    RemoveClient(loader);
-    return;
-  }
+      http_response_info.last_modified, request_is_seekable);
 
   // Bug http://b/issue?id=925559. The flash plugin would not handle the HTTP
   // error codes in the stream header and as a result, was unaware of the
   // fate of the HTTP requests issued via NPN_GetURLNotify. Webkit and FF
   // destroy the stream and invoke the NPP_DestroyStream function on the
   // plugin if the HTTP request fails.
   const GURL& url = response.url();
   if (url.SchemeIs("http") || url.SchemeIs("https")) {
     if (response.httpStatusCode() < 100 || response.httpStatusCode() >= 400) {
       // The plugin instance could be in the process of deletion here.
@@ skipping 411 matching lines @@
 
   WebPluginGeometry move;
   move.window = window_;
   move.window_rect = gfx::Rect();
   move.clip_rect = gfx::Rect();
   move.rects_valid = false;
   move.visible = widget_->isVisible();
 
   webview->delegate()->DidMovePlugin(move);
 }