Convert //extensions/browser from scoped_ptr to std::unique_ptr

extensions/browser/api_activity_monitor.h

 // 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.
 
 #ifndef EXTENSIONS_BROWSER_API_ACTIVITY_MONITOR_H_
 #define EXTENSIONS_BROWSER_API_ACTIVITY_MONITOR_H_
 
+#include <memory>
 #include <string>
 
-#include "base/memory/scoped_ptr.h"
 
 namespace base {
 class ListValue;
 }
 
 namespace extensions {
 
 // ApiActivityMonitor is used to monitor extension API event dispatch and API
 // function calls. An embedder can use this interface to log low-level extension
 // activity.
 class ApiActivityMonitor {
  public:
   // Called when an API event is dispatched to an extension.
-  virtual void OnApiEventDispatched(const std::string& extension_id,
-                                    const std::string& event_name,
-                                    scoped_ptr<base::ListValue> event_args) = 0;
+  virtual void OnApiEventDispatched(
+      const std::string& extension_id,
+      const std::string& event_name,
+      std::unique_ptr<base::ListValue> event_args) = 0;
 
   // Called when an extension calls an API function.
   virtual void OnApiFunctionCalled(const std::string& extension_id,
                                    const std::string& api_name,
-                                   scoped_ptr<base::ListValue> args) = 0;
+                                   std::unique_ptr<base::ListValue> args) = 0;
 
  protected:
   virtual ~ApiActivityMonitor() {}
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_ACTIVITY_MONITOR_H_