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

chrome/browser/ui/cocoa/extensions/extension_install_dialog_controller_browsertest.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/extensions/extension_install_dialog_controller.h"
 
 #include <utility>
 
 #include "chrome/browser/extensions/extension_install_prompt_show_params.h"
 #include "chrome/browser/extensions/extension_install_prompt_test_helper.h"
@@ skipping 17 matching lines @@
 
  protected:
   scoped_refptr<Extension> extension_;
 };
 
 IN_PROC_BROWSER_TEST_F(ExtensionInstallDialogControllerTest, BasicTest) {
   content::WebContents* tab = browser()->tab_strip_model()->GetWebContentsAt(0);
   ExtensionInstallPromptShowParams show_params(tab);
 
   ExtensionInstallPromptTestHelper test_helper;
-  scoped_ptr<ExtensionInstallPrompt::Prompt> prompt =
+  std::unique_ptr<ExtensionInstallPrompt::Prompt> prompt =
       chrome::BuildExtensionInstallPrompt(extension_.get());
 
   ExtensionInstallDialogController* controller =
       new ExtensionInstallDialogController(
           &show_params, test_helper.GetCallback(), std::move(prompt));
 
   base::scoped_nsobject<NSWindow> window(
       [[[controller->view_controller() view] window] retain]);
   EXPECT_TRUE([window isVisible]);
 
   // Press cancel to close the window.
   [[controller->view_controller() cancelButton] performClick:nil];
 
   // Wait for the window to finish closing.
   EXPECT_FALSE([window isVisible]);
 
   EXPECT_EQ(ExtensionInstallPrompt::Result::USER_CANCELED,
             test_helper.result());
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionInstallDialogControllerTest,
                        DISABLED_Permissions) {
   content::WebContents* tab = browser()->tab_strip_model()->GetWebContentsAt(0);
   ExtensionInstallPromptShowParams show_params(tab);
 
   ExtensionInstallPromptTestHelper test_helper;
-  scoped_ptr<ExtensionInstallPrompt::Prompt> prompt =
+  std::unique_ptr<ExtensionInstallPrompt::Prompt> prompt =
       chrome::BuildExtensionPostInstallPermissionsPrompt(extension_.get());
 
   ExtensionInstallDialogController* controller =
       new ExtensionInstallDialogController(
           &show_params, test_helper.GetCallback(), std::move(prompt));
 
   base::scoped_nsobject<NSWindow> window(
       [[[controller->view_controller() view] window] retain]);
   EXPECT_TRUE([window isVisible]);
 
   // Press cancel to close the window.
   [[controller->view_controller() cancelButton] performClick:nil];
 
   // Wait for the window to finish closing.
   EXPECT_FALSE([window isVisible]);
 
   EXPECT_EQ(ExtensionInstallPrompt::Result::USER_CANCELED,
             test_helper.result());
 }