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

chrome/browser/extensions/api/history/history_api.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 CHROME_BROWSER_EXTENSIONS_API_HISTORY_HISTORY_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_HISTORY_HISTORY_API_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 34 matching lines @@
                     base::Time visit_time) override;
   void OnURLsDeleted(history::HistoryService* history_service,
                      bool all_history,
                      bool expired,
                      const history::URLRows& deleted_rows,
                      const std::set<GURL>& favicon_urls) override;
 
   void DispatchEvent(Profile* profile,
                      events::HistogramValue histogram_value,
                      const std::string& event_name,
-                     scoped_ptr<base::ListValue> event_args);
+                     std::unique_ptr<base::ListValue> event_args);
 
   Profile* profile_;
   ScopedObserver<history::HistoryService, history::HistoryServiceObserver>
       history_service_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryEventRouter);
 };
 
 class HistoryAPI : public BrowserContextKeyedAPI, public EventRouter::Observer {
  public:
@@ skipping 14 matching lines @@
 
   content::BrowserContext* browser_context_;
 
   // BrowserContextKeyedAPI implementation.
   static const char* service_name() {
     return "HistoryAPI";
   }
   static const bool kServiceIsNULLWhileTesting = true;
 
   // Created lazily upon OnListenerAdded.
-  scoped_ptr<HistoryEventRouter> history_event_router_;
+  std::unique_ptr<HistoryEventRouter> history_event_router_;
 };
 
 template <>
 void BrowserContextKeyedAPIFactory<HistoryAPI>::DeclareFactoryDependencies();
 
 // Base class for history function APIs.
 class HistoryFunction : public ChromeAsyncExtensionFunction {
  protected:
   ~HistoryFunction() override {}
 
@@ skipping 107 matching lines @@
   // HistoryFunctionWithCallback:
   bool RunAsyncImpl() override;
 
   // Callback for the history service to acknowledge deletion.
   void DeleteComplete();
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_HISTORY_HISTORY_API_H_