Fix chrome.webRequest.onBeforeRequest for requests coming from NPAPI plugin processes.

chrome/browser/extensions/api/web_request/web_request_api.cc

 // 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.
 
 #include "chrome/browser/extensions/api/web_request/web_request_api.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 159 matching lines @@
                                int* tab_id,
                                int* window_id,
                                int* render_process_host_id,
                                int* routing_id,
                                ResourceType::Type* resource_type) {
   if (!request->GetUserData(NULL))
     return;
 
   const ResourceRequestInfo* info = ResourceRequestInfo::ForRequest(request);
   ExtensionRendererState::GetInstance()->GetTabAndWindowId(
-      info->GetChildID(), info->GetRouteID(), tab_id, window_id);
+      info, tab_id, window_id);
   *frame_id = info->GetFrameID();
   *is_main_frame = info->IsMainFrame();
   *parent_frame_id = info->GetParentFrameID();
   *parent_is_main_frame = info->ParentIsMainFrame();
   *render_process_host_id = info->GetChildID();
   *routing_id = info->GetRouteID();
 
   // Restrict the resource type to the values we care about.
   if (helpers::IsRelevantResourceType(info->GetResourceType()))
     *resource_type = info->GetResourceType();
@@ skipping 2186 matching lines @@
       } else if ((*it)->name().find("AdBlock") != std::string::npos) {
         adblock = true;
       } else {
         other = true;
       }
     }
   }
 
   host->Send(new ExtensionMsg_UsingWebRequestAPI(adblock, adblock_plus, other));
 }