Move TestingPrefService to use unique_ptr<Value>

chrome/browser/android/search_geolocation/search_geolocation_service_unittest.cc

 // Copyright 2017 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/android/search_geolocation/search_geolocation_service.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/callback.h"
@@ skipping 177 matching lines @@
   {
     base::test::ScopedFeatureList scoped_feature_list;
     scoped_feature_list.InitAndDisableFeature(
         features::kConsistentOmniboxGeolocation);
     EXPECT_FALSE(GetService()->UseDSEGeolocationSetting(ToOrigin(kGoogleURL)));
   }
 
   // False if the content setting is enterprise ask.
   profile()->GetTestingPrefService()->SetManagedPref(
       prefs::kManagedDefaultGeolocationSetting,
-      new base::Value(CONTENT_SETTING_ASK));
+      base::MakeUnique<base::Value>(CONTENT_SETTING_ASK));
   EXPECT_FALSE(GetService()->UseDSEGeolocationSetting(ToOrigin(kGoogleURL)));
 }
 
 TEST_F(SearchGeolocationServiceTest, GetDSEGeolocationSetting) {
   test_delegate()->SetDSECCTLD(kGoogleURL);
 
   // The case where the pref is set to true.
   GetService()->SetDSEGeolocationSetting(true);
   EXPECT_TRUE(GetService()->GetDSEGeolocationSetting());
 
@@ skipping 29 matching lines @@
   EXPECT_EQ(CONTENT_SETTING_ASK, GetContentSetting(kGoogleURL));
 
   SetContentSetting(kGoogleURL, CONTENT_SETTING_BLOCK);
   GetService()->SetDSEGeolocationSetting(false);
   EXPECT_EQ(CONTENT_SETTING_ASK, GetContentSetting(kGoogleURL));
 
   // Check that the pref doesn't change if it's not user settable.
   GetService()->SetDSEGeolocationSetting(true);
   profile()->GetTestingPrefService()->SetManagedPref(
       prefs::kManagedDefaultGeolocationSetting,
-      new base::Value(CONTENT_SETTING_ASK));
+      base::MakeUnique<base::Value>(CONTENT_SETTING_ASK));
   EXPECT_TRUE(GetService()->GetDSEGeolocationSetting());
   GetService()->SetDSEGeolocationSetting(false);
   EXPECT_TRUE(GetService()->GetDSEGeolocationSetting());
 }
 
 TEST_F(SearchGeolocationServiceTest, DSEChanges) {
   test_delegate()->SetDSECCTLD(kGoogleURL);
   EXPECT_TRUE(GetService()->UseDSEGeolocationSetting(ToOrigin(kGoogleURL)));
   EXPECT_TRUE(GetService()->GetDSEGeolocationSetting());
 
@@ skipping 23 matching lines @@
   test_delegate()->SetDSECCTLD(kExampleURL);
   EXPECT_FALSE(GetService()->UseDSEGeolocationSetting(ToOrigin(kGoogleAusURL)));
   EXPECT_FALSE(GetService()->UseDSEGeolocationSetting(ToOrigin(kExampleURL)));
 
   // Go back to google.com.au. The setting should still be false because that's
   // what it last was.
   test_delegate()->SetDSECCTLD(kGoogleAusURL);
   EXPECT_TRUE(GetService()->UseDSEGeolocationSetting(ToOrigin(kGoogleAusURL)));
   EXPECT_FALSE(GetService()->GetDSEGeolocationSetting());
 }