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

chrome/browser/chromeos/extensions/echo_private_apitest.cc

 // 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.
 
 #include "chrome/browser/chromeos/extensions/echo_private_api.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/thread_task_runner_handle.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
@@ skipping 30 matching lines @@
     // provider.
     command_line->AppendSwitch(switches::kStubCrosSettings);
   }
 
   void RunDefaultGetUserFunctionAndExpectResultEquals(bool expected_result) {
     scoped_refptr<EchoPrivateGetUserConsentFunction> function(
         EchoPrivateGetUserConsentFunction::CreateForTest(base::Bind(
             &ExtensionEchoPrivateApiTest::OnDialogShown, this)));
     function->set_has_callback(true);
 
-    scoped_ptr<base::Value> result(utils::RunFunctionAndReturnSingleResult(
+    std::unique_ptr<base::Value> result(utils::RunFunctionAndReturnSingleResult(
         function.get(),
         "[{\"serviceName\":\"some_name\",\"origin\":\"http://chromium.org\"}]",
         browser()));
 
     ASSERT_TRUE(result.get());
     ASSERT_EQ(base::Value::TYPE_BOOLEAN, result->GetType());
 
     bool result_as_boolean = false;
     ASSERT_TRUE(result->GetAsBoolean(&result_as_boolean));
 
@@ skipping 110 matching lines @@
 
   expected_dialog_buttons_ = ui::DIALOG_BUTTON_CANCEL;
   dialog_action_ = DIALOG_TEST_ACTION_CANCEL;
 
   RunDefaultGetUserFunctionAndExpectResultEquals(false);
 
   EXPECT_EQ(1, dialog_invocation_count());
 }
 
 }  // namespace chromeos