Stop passing raw pointers to base::Value API in c/b/chromeos and c/b/extensions

chrome/browser/prefs/profile_pref_store_manager_unittest.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/prefs/profile_pref_store_manager.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 447 matching lines @@
             pref_store_->GetValue(kProtectedAtomic, NULL));
   VerifyResetRecorded(
       ProfilePrefStoreManager::kPlatformSupportsPreferenceTracking);
 
   ExpectValidationObserved(kTrackedAtomic);
   ExpectValidationObserved(kProtectedAtomic);
 }
 
 TEST_P(ProfilePrefStoreManagerTest, InitializePrefsFromMasterPrefs) {
   auto master_prefs = base::MakeUnique<base::DictionaryValue>();
-  master_prefs->Set(kTrackedAtomic, new base::Value(kFoobar));
-  master_prefs->Set(kProtectedAtomic, new base::Value(kHelloWorld));
+  master_prefs->Set(kTrackedAtomic, base::MakeUnique<base::Value>(kFoobar));
+  master_prefs->Set(kProtectedAtomic,
+                    base::MakeUnique<base::Value>(kHelloWorld));
   EXPECT_TRUE(manager_->InitializePrefsFromMasterPrefs(
       prefs::CloneTrackedConfiguration(configuration_), kReportingIdCount,
       std::move(master_prefs)));
 
   LoadExistingPrefs();
 
   // Verify that InitializePrefsFromMasterPrefs correctly applied the MACs
   // necessary to authenticate these values.
   ExpectStringValueEquals(kTrackedAtomic, kFoobar);
   ExpectStringValueEquals(kProtectedAtomic, kHelloWorld);
@@ skipping 135 matching lines @@
 
   // Accessing the value of the previously protected pref didn't trigger its
   // move to the unprotected preferences file, though the loading of the pref
   // store should still have caused the MAC store to be recalculated.
   LoadExistingPrefs();
   ExpectStringValueEquals(kProtectedAtomic, kHelloWorld);
 
   // Trigger the logic that migrates it back to the unprotected preferences
   // file.
   pref_store_->SetValue(kProtectedAtomic,
-                        base::WrapUnique(new base::Value(kGoodbyeWorld)),
+                        base::MakeUnique<base::Value>(kGoodbyeWorld),
                         WriteablePrefStore::DEFAULT_PREF_WRITE_FLAGS);
   LoadExistingPrefs();
   ExpectStringValueEquals(kProtectedAtomic, kGoodbyeWorld);
   VerifyResetRecorded(false);
 }
 
 // The parameter controls whether the user pref store is created within a
 // service.
 INSTANTIATE_TEST_CASE_P(ProfilePrefStoreManagerTest,
                         ProfilePrefStoreManagerTest,
                         testing::Bool());