Add SharedWorkerServiceImpl::CheckWorkerDependency().

content/browser/shared_worker/shared_worker_message_filter.h

 // 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.
 
 #ifndef CONTENT_BROWSER_SHARED_WORKER_SHARED_WORKER_MESSAGE_FILTER_H_
 #define CONTENT_BROWSER_SHARED_WORKER_SHARED_WORKER_MESSAGE_FILTER_H_
 
 #include "content/browser/worker_host/worker_storage_partition.h"
+#include "content/common/content_export.h"
 #include "content/public/browser/browser_message_filter.h"
 
 class GURL;
 struct ViewHostMsg_CreateWorker_Params;
 
 namespace content {
 class MessagePortMessageFilter;
 class ResourceContext;
 
 // If "enable-embedded-shared-worker" is set this class will be used instead of
 // WorkerMessageFilter.
-class SharedWorkerMessageFilter : public BrowserMessageFilter {
+class CONTENT_EXPORT SharedWorkerMessageFilter : public BrowserMessageFilter {
  public:
   SharedWorkerMessageFilter(int render_process_id,
                             ResourceContext* resource_context,
                             const WorkerStoragePartition& partition,
                             MessagePortMessageFilter* message_port_filter);
 
   // BrowserMessageFilter implementation.
   virtual void OnChannelClosing() OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message,
                                  bool* message_was_ok) OVERRIDE;
 
   int GetNextRoutingID();
   int render_process_id() const { return render_process_id_; }
 
   MessagePortMessageFilter* message_port_message_filter() const {
     return message_port_message_filter_;
   }
 
- private:
+ protected:
+  // This is protected, so we can define sub classes for testing.
   virtual ~SharedWorkerMessageFilter();
 
+ private:
   // Message handlers.
   void OnCreateWorker(const ViewHostMsg_CreateWorker_Params& params,
                       int* route_id);
   void OnForwardToWorker(const IPC::Message& message);
   void OnDocumentDetached(unsigned long long document_id);
   void OnWorkerContextClosed(int worker_route_id);
   void OnWorkerContextDestroyed(int worker_route_id);
   void OnWorkerScriptLoaded(int worker_route_id);
   void OnWorkerScriptLoadFailed(int worker_route_id);
   void OnWorkerConnected(int message_port_id, int worker_route_id);
@@ skipping 15 matching lines @@
   ResourceContext* const resource_context_;
   const WorkerStoragePartition partition_;
   MessagePortMessageFilter* const message_port_message_filter_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(SharedWorkerMessageFilter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SHARED_WORKER_SHARED_WORKER_MESSAGE_FILTER_H_