Convert //ppapi to use std::unique_ptr

ppapi/proxy/plugin_dispatcher.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_PLUGIN_DISPATCHER_H_
 #define PPAPI_PROXY_PLUGIN_DISPATCHER_H_
 
 #include <stdint.h>
 
 #include <set>
@@ skipping 50 matching lines @@
 
   // Calls to |RequestSurroundingText()| are done by posted tasks. Track whether
   // a) a task is pending, to avoid redundant calls, and b) whether we should
   // actually call |RequestSurroundingText()|, to avoid stale calls (i.e.,
   // calling when we shouldn't).
   bool is_request_surrounding_text_pending;
   bool should_do_request_surrounding_text;
 
   // The message handler which should handle JavaScript->Plugin messages, if
   // one has been registered, otherwise NULL.
-  scoped_ptr<MessageHandler> message_handler;
+  std::unique_ptr<MessageHandler> message_handler;
 
   // Flush info for PpapiCommandBufferProxy::OrderingBarrier().
   struct FlushInfo {
     FlushInfo();
     ~FlushInfo();
     bool flush_pending;
     HostResource resource;
     int32_t put_offset;
   };
   FlushInfo flush_info_;
@@ skipping 119 matching lines @@
 
   PluginDelegate* plugin_delegate_;
 
   // Contains all the plugin interfaces we've queried. The mapped value will
   // be the pointer to the interface pointer supplied by the plugin if it's
   // supported, or NULL if it's not supported. This allows us to cache failures
   // and not req-query if a plugin doesn't support the interface.
   typedef base::hash_map<std::string, const void*> InterfaceMap;
   InterfaceMap plugin_interfaces_;
 
-  typedef base::ScopedPtrHashMap<PP_Instance, scoped_ptr<InstanceData>>
+  typedef base::ScopedPtrHashMap<PP_Instance, std::unique_ptr<InstanceData>>
       InstanceDataMap;
   InstanceDataMap instance_map_;
 
   // The preferences sent from the host. We only want to set this once, which
   // is what the received_preferences_ indicates. See OnMsgSetPreferences.
   bool received_preferences_;
   Preferences preferences_;
 
   uint32_t plugin_dispatcher_id_;
 
   // Set to true when the instances associated with this dispatcher are
   // incognito mode.
   bool incognito_;
 
   // A filter for sending messages from threads other than the main thread.
   scoped_refptr<IPC::SyncMessageFilter> sync_filter_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginDispatcher);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_PLUGIN_DISPATCHER_H_