Convert most of extensions and some other random stuff to using the base namespace for Values.

chrome/browser/extensions/api/storage/settings_quota_unittest.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 "base/json/json_writer.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/api/storage/settings_backend.h"
 #include "chrome/browser/extensions/api/storage/settings_storage_quota_enforcer.h"
 #include "chrome/browser/value_store/testing_value_store.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+using base::DictionaryValue;
+using base::ListValue;
+using base::Value;
+
 namespace extensions {
 
 // To save typing ValueStore::DEFAULTS/IGNORE_QUOTA everywhere.
 const ValueStore::WriteOptions DEFAULTS = ValueStore::DEFAULTS;
 const ValueStore::WriteOptions IGNORE_QUOTA =
     ValueStore::IGNORE_QUOTA;
 
 class ExtensionSettingsQuotaTest : public testing::Test {
  public:
   ExtensionSettingsQuotaTest()
@@ skipping 561 matching lines @@
 
   storage_->Set(DEFAULTS, "c", *byte_value_1_);
 
   EXPECT_EQ(6u, storage_->GetBytesInUse());
   EXPECT_EQ(2u, storage_->GetBytesInUse("a"));
   EXPECT_EQ(2u, storage_->GetBytesInUse("b"));
   EXPECT_EQ(4u, storage_->GetBytesInUse(ab));
 }
 
 }  // namespace extensions