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

extensions/browser/extensions_test.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_EXTENSIONS_TEST_H_
 #define EXTENSIONS_BROWSER_EXTENSIONS_TEST_H_
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "content/public/test/test_renderer_host.h"
 #include "extensions/browser/mock_extension_system.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 class BrowserContext;
 class ContentBrowserClient;
 class ContentClient;
 class ContentUtilityClient;
 class RenderViewHostTestEnabler;
@@ skipping 24 matching lines @@
   TestExtensionsBrowserClient* extensions_browser_client() {
     return extensions_browser_client_.get();
   }
 
   // testing::Test overrides:
   void SetUp() override;
   void TearDown() override;
 
  private:
   // TODO(yoz): Add a NotificationService here; it's used widely enough.
-  scoped_ptr<content::ContentClient> content_client_;
-  scoped_ptr<content::ContentUtilityClient> content_utility_client_;
-  scoped_ptr<content::ContentBrowserClient> content_browser_client_;
-  scoped_ptr<content::BrowserContext> browser_context_;
-  scoped_ptr<TestExtensionsBrowserClient> extensions_browser_client_;
+  std::unique_ptr<content::ContentClient> content_client_;
+  std::unique_ptr<content::ContentUtilityClient> content_utility_client_;
+  std::unique_ptr<content::ContentBrowserClient> content_browser_client_;
+  std::unique_ptr<content::BrowserContext> browser_context_;
+  std::unique_ptr<TestExtensionsBrowserClient> extensions_browser_client_;
 
   // The existence of this object enables tests via
   // RenderViewHostTester.
   content::RenderViewHostTestEnabler rvh_test_enabler_;
 
   MockExtensionSystemFactory<MockExtensionSystem> extension_system_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionsTest);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_EXTENSIONS_TEST_H_