Add a Pepper audio basic functionality unit test.

chrome/common/ipc_test_sink.h

 // Copyright (c) 2009 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 CHROME_COMMON_IPC_TEST_SINK_H_
 #define CHROME_COMMON_IPC_TEST_SINK_H_
 
 #include <utility>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "ipc/ipc_message.h"
+#include "ipc/ipc_channel.h"
 
 namespace IPC {
 
 // This test sink provides a "sink" for IPC messages that are sent. It allows
 // the caller to query messages received in various different ways.  It is
 // designed for tests for objects that use the IPC system.
 //
 // Typical usage:
 //
 //   test_sink.ClearMessages();
@@ skipping 10 matching lines @@
 //   ASSERT_TRUE(msg);
 //   bool first_param;
 //   int second_param;
 //   ViewMsg_Foo::Read(msg, &first_param, &second_param);
 //
 //   // Go on to the next phase of the test.
 //   test_sink.ClearMessages();
 //
 // To hook up the sink, all you need to do is call OnMessageReceived when a
 // message is received.
-class TestSink {
+class TestSink : public IPC::Channel {
  public:
   TestSink();
   ~TestSink();
 
   // Used by the source of the messages to send the message to the sink. This
   // will make a copy of the message and store it in the list.
-  void OnMessageReceived(const Message& msg);
+  virtual bool Send(Message* message);
 
   // Returns the number of messages in the queue.
   size_t message_count() const { return messages_.size(); }
 
   // Clears the message queue of saved messages.
   void ClearMessages();
 
   // Returns the message at the given index in the queue. The index may be out
   // of range, in which case the return value is NULL. The returned pointer will
   // only be valid until another message is received or the list is cleared.
@@ skipping 14 matching lines @@
  private:
   // The actual list of received messages.
   std::vector<Message> messages_;
 
   DISALLOW_COPY_AND_ASSIGN(TestSink);
 };
 
 }  // namespace IPC
 
 #endif  // CHROME_COMMON_IPC_TEST_SINK_H_