Convert //sandbox to use std::unique_ptr

sandbox/win/src/top_level_dispatcher.h

Index: sandbox/win/src/top_level_dispatcher.h
diff --git a/sandbox/win/src/top_level_dispatcher.h b/sandbox/win/src/top_level_dispatcher.h
index c9306de1cb283888dfeffbf68f80193b8620ef13..c1cf8f682a1e7220eb119d34c03afcbdcf6bdd9d 100644
--- a/sandbox/win/src/top_level_dispatcher.h
+++ b/sandbox/win/src/top_level_dispatcher.h
@@ -5,8 +5,9 @@
 #ifndef SANDBOX_SRC_TOP_LEVEL_DISPATCHER_H__
 #define SANDBOX_SRC_TOP_LEVEL_DISPATCHER_H__
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "sandbox/win/src/crosscall_server.h"
 #include "sandbox/win/src/interception.h"
 #include "sandbox/win/src/ipc_tags.h"
@@ -34,13 +35,13 @@ class TopLevelDispatcher : public Dispatcher {
   Dispatcher* GetDispatcher(int ipc_tag);
 
   PolicyBase* policy_;
-  scoped_ptr<Dispatcher> filesystem_dispatcher_;
-  scoped_ptr<Dispatcher> named_pipe_dispatcher_;
-  scoped_ptr<Dispatcher> thread_process_dispatcher_;
-  scoped_ptr<Dispatcher> sync_dispatcher_;
-  scoped_ptr<Dispatcher> registry_dispatcher_;
-  scoped_ptr<Dispatcher> handle_dispatcher_;
-  scoped_ptr<Dispatcher> process_mitigations_win32k_dispatcher_;
+  std::unique_ptr<Dispatcher> filesystem_dispatcher_;
+  std::unique_ptr<Dispatcher> named_pipe_dispatcher_;
+  std::unique_ptr<Dispatcher> thread_process_dispatcher_;
+  std::unique_ptr<Dispatcher> sync_dispatcher_;
+  std::unique_ptr<Dispatcher> registry_dispatcher_;
+  std::unique_ptr<Dispatcher> handle_dispatcher_;
+  std::unique_ptr<Dispatcher> process_mitigations_win32k_dispatcher_;
   Dispatcher* ipc_targets_[IPC_LAST_TAG];
 
   DISALLOW_COPY_AND_ASSIGN(TopLevelDispatcher);