Re-write many calls to WrapUnique() with MakeUnique()

chrome/browser/policy/policy_startup_browsertest.cc

 // Copyright 2015 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.
 
 // Warning: this file will not be compiled for ChromeOS because the test
 // PolicyMakeDefaultBrowserTest is not valid for this platform.
 
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
@@ skipping 17 matching lines @@
         switches::kMakeDefaultBrowser);
     EXPECT_CALL(provider_, IsInitializationComplete(testing::_))
                .WillRepeatedly(testing::Return(true));
 
     policy::BrowserPolicyConnector::SetPolicyProviderForTesting(&provider_);
 
     policy::PolicyMap values;
     values.Set(policy::key::kDefaultBrowserSettingEnabled,
                policy::POLICY_LEVEL_MANDATORY, policy::POLICY_SCOPE_MACHINE,
                policy::POLICY_SOURCE_CLOUD,
-               base::WrapUnique(new base::FundamentalValue(false)), nullptr);
+               base::MakeUnique<base::FundamentalValue>(false), nullptr);
     provider_.UpdateChromePolicy(values);
   }
 
  private:
    policy::MockConfigurationPolicyProvider provider_;
    DISALLOW_COPY_AND_ASSIGN(PolicyMakeDefaultBrowserTest);
 };
 
 IN_PROC_BROWSER_TEST_F(PolicyMakeDefaultBrowserTest, MakeDefaultDisabled) {
 }