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

chrome/browser/ui/toolbar/browser_actions_bar_browsertest.cc

 // 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.
 
 #include "chrome/browser/ui/toolbar/browser_actions_bar_browsertest.h"
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "base/run_loop.h"
@@ skipping 387 matching lines @@
     browser_actions_bar()->Press(1);
     observer.Wait();
     EXPECT_FALSE(browser_actions_bar()->HasPopup());
     EXPECT_FALSE(first_controller->is_showing_popup());
     EXPECT_FALSE(second_controller->is_showing_popup());
   }
 }
 
 IN_PROC_BROWSER_TEST_F(BrowserActionsBarRedesignBrowserTest,
                        OverflowedBrowserActionPopupTest) {
-  scoped_ptr<BrowserActionTestUtil> overflow_bar =
+  std::unique_ptr<BrowserActionTestUtil> overflow_bar =
       browser_actions_bar()->CreateOverflowBar();
 
   // Load up two extensions that have browser action popups.
   base::FilePath data_dir =
       test_data_dir_.AppendASCII("api_test").AppendASCII("browser_action");
   const extensions::Extension* first_extension =
       LoadExtension(data_dir.AppendASCII("open_popup"));
   ASSERT_TRUE(first_extension);
   const extensions::Extension* second_extension =
       LoadExtension(data_dir.AppendASCII("remove_popup"));
@@ skipping 82 matching lines @@
   EXPECT_EQ(page_action_extension->id(),
             browser_actions_bar()->GetExtensionId(0));
   browser_actions_bar()->Press(0);
   base::RunLoop().RunUntilIdle();
   EXPECT_TRUE(browser_actions_bar()->HasPopup());
   // Cleanup the popup (to avoid having windows open at tear down).
   browser_actions_bar()->HidePopup();
   content::RunAllBlockingPoolTasksUntilIdle();
   EXPECT_FALSE(browser_actions_bar()->HasPopup());
 }