Support Transferable objects

content/common/webmessageportchannel_impl.h

 // Copyright (c) 2011 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_COMMON_WEBMESSAGEPORTCHANNEL_IMPL_H_
 #define CONTENT_COMMON_WEBMESSAGEPORTCHANNEL_IMPL_H_
 #pragma once
 
 #include <queue>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/string16.h"
 #include "base/synchronization/lock.h"
 #include "ipc/ipc_channel.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMessagePortChannel.h"
 
+#ifndef WebTransferableReceipt_h
+#ifndef STUB_WebTransferableReceipt_h
+#define STUB_WebTransferableReceipt_h
+namespace WebKit {
+typedef WebMessagePortChannel WebTransferableReceipt;
+typedef WebVector<WebTransferableReceipt*> WebTransferableReceiptArray;
+} // namespace WebKit
+#endif // STUB_WebTransferableReceipt_h
+#endif // WebTransferableReceipt_h
+
 // This is thread safe.
 class WebMessagePortChannelImpl
     : public WebKit::WebMessagePortChannel,
       public IPC::Channel::Listener,
       public base::RefCountedThreadSafe<WebMessagePortChannelImpl> {
  public:
   WebMessagePortChannelImpl();
   WebMessagePortChannelImpl(int route_id, int message_port_id);
 
   // Queues received and incoming messages until there are no more in-flight
   // messages, then sends all of them to the browser process.
   void QueueMessages();
   int message_port_id() const { return message_port_id_; }
 
  private:
   friend class base::RefCountedThreadSafe<WebMessagePortChannelImpl>;
   virtual ~WebMessagePortChannelImpl();
 
   // WebMessagePortChannel implementation.
   virtual void setClient(WebKit::WebMessagePortChannelClient* client);
   virtual void destroy();
   virtual void entangle(WebKit::WebMessagePortChannel* channel);
   virtual void postMessage(const WebKit::WebString& message,
-                           WebKit::WebMessagePortChannelArray* channels);
+                           WebKit::WebTransferableReceiptArray* receipts);
+#ifndef WebTransferableReceipt_h
   virtual bool tryGetMessage(WebKit::WebString* message,
-                             WebKit::WebMessagePortChannelArray& channels);
+                             WebKit::WebTransferableReceiptArray& receipts);
+#else
+  virtual bool tryGetMessageWithNewReceipts(
+      WebKit::WebString* message,
+      WebKit::WebTransferableReceiptArray& receipts);
+#endif
 
   void Init();
   void Entangle(scoped_refptr<WebMessagePortChannelImpl> channel);
   void Send(IPC::Message* message);
 
   // IPC::Channel::Listener implementation.
   virtual bool OnMessageReceived(const IPC::Message& message);
 
   void OnMessage(const string16& message,
                  const std::vector<int>& sent_message_port_ids,
@@ skipping 14 matching lines @@
   WebKit::WebMessagePortChannelClient* client_;
   base::Lock lock_;  // Locks access to above.
 
   int route_id_;  // The routing id for this object.
   int message_port_id_;  // A globally unique identifier for this message port.
 
   DISALLOW_COPY_AND_ASSIGN(WebMessagePortChannelImpl);
 };
 
 #endif  // CONTENT_COMMON_WEBMESSAGEPORTCHANNEL_IMPL_H_