Convert //ppapi to use std::unique_ptr

ppapi/proxy/proxy_channel.h

 // Copyright (c) 2012 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 PPAPI_PROXY_PROXY_CHANNEL_H_
 #define PPAPI_PROXY_PROXY_CHANNEL_H_
 
+#include <memory>
+
 #include "base/files/scoped_file.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/shared_memory.h"
 #include "base/process/process.h"
 #include "build/build_config.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_platform_file.h"
 #include "ipc/ipc_sender.h"
 #include "ipc/ipc_sync_channel.h"
 #include "ppapi/proxy/ppapi_proxy_export.h"
 
 namespace base {
@@ skipping 108 matching lines @@
   // "hello" message from the peer (which introduces a race condition).
   base::ProcessId peer_pid_;
 
   // When we're unit testing, this will indicate the sink for the messages to
   // be deposited so they can be inspected by the test. When non-NULL, this
   // indicates that the channel should not be used.
   IPC::TestSink* test_sink_;
 
   // Will be null for some tests when there is a test_sink_, and if the
   // remote side has crashed.
-  scoped_ptr<IPC::SyncChannel> channel_;
+  std::unique_ptr<IPC::SyncChannel> channel_;
 
   DISALLOW_COPY_AND_ASSIGN(ProxyChannel);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_PROXY_CHANNEL_H_