Add ref count to service workers for extension API.

extensions/renderer/request_sender.cc

 // Copyright 2014 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 "extensions/renderer/request_sender.h"
 
 #include "base/metrics/histogram_macros.h"
 #include "base/timer/elapsed_timer.h"
 #include "base/values.h"
 #include "content/public/renderer/render_frame.h"
+#include "extensions/common/constants.h"
 #include "extensions/common/extension_messages.h"
 #include "extensions/renderer/script_context.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebScopedUserGesture.h"
 #include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
 #include "third_party/WebKit/public/web/WebUserGestureToken.h"
 
 namespace extensions {
 
@@ skipping 90 matching lines @@
   params.extension_id = context->GetExtensionID();
   params.source_url = source_url;
   params.source_tab_id = source_tab_id_;
   params.request_id = request_id;
   params.has_callback = has_callback;
   params.user_gesture =
       blink::WebUserGestureIndicator::isProcessingUserGesture();
 
   // Set Service Worker specific params to default values.
   params.worker_thread_id = -1;
-  params.embedded_worker_id = -1;
+  params.service_worker_version_id = kInvalidServiceWorkerVersionId;
 
   SendRequest(render_frame, for_io_thread, params);
   return true;
 }
 
 void RequestSender::SendRequest(content::RenderFrame* render_frame,
                                 bool for_io_thread,
                                 ExtensionHostMsg_Request_Params& params) {
   if (for_io_thread) {
     render_frame->Send(new ExtensionHostMsg_RequestForIOThread(
@@ skipping 29 matching lines @@
   for (PendingRequestMap::iterator it = pending_requests_.begin();
        it != pending_requests_.end();) {
     if (it->second->source == source)
       pending_requests_.erase(it++);
     else
       ++it;
   }
 }
 
 }  // namespace extensions