Remove base::StringValue

services/preferences/public/cpp/tests/pref_client_store_unittest.cc

 // Copyright 2016 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 "services/preferences/public/cpp/pref_client_store.h"
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
@@ skipping 192 matching lines @@
   keys.insert(key1);
   keys.insert(key2);
   store()->Subscribe(keys);
 
   EXPECT_FALSE(Initialized());
   EXPECT_FALSE(observer()->initialized);
 
   const int kValue = 42;
   base::Value pref1(kValue);
   const std::string kStringValue("look");
-  base::StringValue pref2(kStringValue);
+  base::Value pref2(kStringValue);
 
   base::DictionaryValue prefs;
   prefs.Set(key1, pref1.CreateDeepCopy());
   prefs.Set(key2, pref2.CreateDeepCopy());
 
   // The observer should be notified of all keys set.
   OnPreferencesChanged(prefs);
   EXPECT_TRUE(Initialized());
   EXPECT_TRUE(observer()->initialized);
   EXPECT_EQ(2u, observer()->changed_keys.size());
@@ skipping 177 matching lines @@
   EXPECT_TRUE(observer2.initialized);
   EXPECT_TRUE(observer()->initialization_success);
   EXPECT_TRUE(observer2.initialization_success);
   observer()->VerifyAndResetChangedKey(key);
   observer2.VerifyAndResetChangedKey(key);
 
   store()->RemoveObserver(&observer2);
 }
 
 }  // namespace preferences