Implement ServiceWorker::postMessage() [Blink]

public/platform/WebMessagePortChannel.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 32 matching lines @@
 
 // Provides an interface to a Message Port Channel implementation. The object owns itself and
 // is signalled that its not needed anymore with the destroy() call.
 class WebMessagePortChannel {
 public:
     virtual void setClient(WebMessagePortChannelClient*) = 0;
     virtual void destroy() = 0;
     // WebKit versions of WebCore::MessagePortChannel.
     virtual void entangle(WebMessagePortChannel*) = 0;
     // Callee receives ownership of the passed vector.
+    // FIXME: Blob refs should be passed to maintain ref counts. crbug.com/351753
     virtual void postMessage(const WebString&, WebMessagePortChannelArray*) = 0;
     virtual bool tryGetMessage(WebString*, WebMessagePortChannelArray&) = 0;
 
 protected:
     ~WebMessagePortChannel() { }
 };
 
 } // namespace blink
 
 #if INSIDE_BLINK
 
 namespace WTF {
 
 template<typename T> struct OwnedPtrDeleter;
 template<> struct OwnedPtrDeleter<blink::WebMessagePortChannel> {
     static void deletePtr(blink::WebMessagePortChannel* channel)
     {
         if (channel)
             channel->destroy();
     }
 };
 
 } // namespace WTF
 
 #endif // INSIDE_BLINK
 
 #endif // WebMessagePortChannel_h