EDK: Move {platform_handle,scoped_platform_handle}.* to //mojo/edk/platform.

mojo/edk/system/message_pipe_test_utils.cc

 // 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.
 
 #include "mojo/edk/system/message_pipe_test_utils.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "mojo/edk/system/channel.h"
 #include "mojo/edk/system/channel_endpoint.h"
 #include "mojo/edk/system/message_pipe.h"
 #include "mojo/edk/system/test/sleep.h"
 #include "mojo/edk/system/test/timeouts.h"
 #include "mojo/edk/system/waiter.h"
 
-using mojo::embedder::ScopedPlatformHandle;
+using mojo::platform::ScopedPlatformHandle;
 using mojo::util::MakeRefCounted;
 using mojo::util::RefPtr;
 
 namespace mojo {
 namespace system {
 namespace test {
 
 MojoResult WaitIfNecessary(MessagePipe* mp,
                            MojoHandleSignals signals,
                            HandleSignalsState* signals_state) {
@@ skipping 77 matching lines @@
 }
 
 void MultiprocessMessagePipeTestBase::Init(RefPtr<ChannelEndpoint>&& ep) {
   channel_thread_.Start(helper_.server_platform_handle.Pass(), std::move(ep));
 }
 #endif
 
 }  // namespace test
 }  // namespace system
 }  // namespace mojo