Enforce referrer policies for workers

Source/core/loader/WorkerThreadableLoader.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WorkerThreadableLoader_h
 #define WorkerThreadableLoader_h
 
 #include "core/loader/ThreadableLoader.h"
 #include "core/loader/ThreadableLoaderClient.h"
 #include "core/loader/ThreadableLoaderClientWrapper.h"
 #include "platform/heap/Handle.h"
+#include "platform/weborigin/Referrer.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Threading.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
     class ResourceError;
     class ResourceRequest;
@@ skipping 32 matching lines @@
         //
         // case 2. xhr gets aborted and the worker context continues running.
         //    The ThreadableLoaderClientWrapper has the underlying client cleared, so no more calls
         //    go through it.  All tasks posted from the worker object's thread to the worker context's
         //    thread do "ThreadableLoaderClientWrapper::ref" (automatically inside of the cross thread copy
         //    done in createCrossThreadTask), so the ThreadableLoaderClientWrapper instance is there until all
         //    tasks are executed.
         class MainThreadBridge final : public ThreadableLoaderClient {
         public:
             // All executed on the worker context's thread.
-            MainThreadBridge(PassRefPtr<ThreadableLoaderClientWrapper>, PassOwnPtr<ThreadableLoaderClient>, PassRefPtr<WorkerLoaderProxy>, const ResourceRequest&, const ThreadableLoaderOptions&, const ResourceLoaderOptions&, const String& outgoingReferrer);
+            MainThreadBridge(PassRefPtr<ThreadableLoaderClientWrapper>, PassOwnPtr<ThreadableLoaderClient>, PassRefPtr<WorkerLoaderProxy>, const ResourceRequest&, const ThreadableLoaderOptions&, const ResourceLoaderOptions&, const ReferrerPolicy, const String& outgoingReferrer);
             void overrideTimeout(unsigned long timeoutMilliseconds);
             void cancel();
             void destroy();
 
         private:
             // Executed on the worker context's thread.
             void clearClientWrapper();
 
             // All executed on the main thread.
             void mainThreadDestroy(ExecutionContext*);
             virtual ~MainThreadBridge();
 
-            void mainThreadCreateLoader(PassOwnPtr<CrossThreadResourceRequestData>, ThreadableLoaderOptions, ResourceLoaderOptions, const String& outgoingReferrer, ExecutionContext*);
+            void mainThreadCreateLoader(PassOwnPtr<CrossThreadResourceRequestData>, ThreadableLoaderOptions, ResourceLoaderOptions, const ReferrerPolicy, const String& outgoingReferrer, ExecutionContext*);
             void mainThreadOverrideTimeout(unsigned long timeoutMilliseconds, ExecutionContext*);
             void mainThreadCancel(ExecutionContext*);
             virtual void didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent) override;
             virtual void didReceiveResponse(unsigned long identifier, const ResourceResponse&, PassOwnPtr<WebDataConsumerHandle>) override;
             virtual void didReceiveData(const char*, unsigned dataLength) override;
             virtual void didDownloadData(int dataLength) override;
             virtual void didReceiveCachedMetadata(const char*, int dataLength) override;
             virtual void didFinishLoading(unsigned long identifier, double finishTime) override;
             virtual void didFail(const ResourceError&) override;
             virtual void didFailAccessControlCheck(const ResourceError&) override;
@@ skipping 14 matching lines @@
         WorkerThreadableLoader(WorkerGlobalScope&, PassRefPtr<ThreadableLoaderClientWrapper>, PassOwnPtr<ThreadableLoaderClient>, const ResourceRequest&, const ThreadableLoaderOptions&, const ResourceLoaderOptions&);
 
         RefPtrWillBePersistent<WorkerGlobalScope> m_workerGlobalScope;
         RefPtr<ThreadableLoaderClientWrapper> m_workerClientWrapper;
         MainThreadBridge& m_bridge;
     };
 
 } // namespace blink
 
 #endif // WorkerThreadableLoader_h