Update some uses of UTF conversions in chrome/browser to use the base:: namespace.

chrome/browser/sync/profile_sync_service_password_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 <vector>
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 32 matching lines @@
 #include "sync/internal_api/public/read_node.h"
 #include "sync/internal_api/public/read_transaction.h"
 #include "sync/internal_api/public/write_node.h"
 #include "sync/internal_api/public/write_transaction.h"
 #include "sync/protocol/password_specifics.pb.h"
 #include "sync/test/engine/test_id_factory.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 using autofill::PasswordForm;
 using base::Time;
+using base::UTF8ToUTF16;
 using browser_sync::PasswordChangeProcessor;
 using browser_sync::PasswordDataTypeController;
 using browser_sync::PasswordModelAssociator;
 using content::BrowserThread;
 using syncer::syncable::WriteTransaction;
 using testing::_;
 using testing::AtLeast;
 using testing::DoAll;
 using testing::InvokeWithoutArgs;
 using testing::Return;
@@ skipping 587 matching lines @@
   CreateRootHelper create_root(this, syncer::PASSWORDS);
   StartSyncService(create_root.callback(),
                    base::Bind(&AddPasswordEntriesCallback, this, sync_forms));
 
   std::vector<PasswordForm> new_sync_forms;
   GetPasswordEntriesFromSyncDB(&new_sync_forms);
 
   EXPECT_EQ(1U, new_sync_forms.size());
   EXPECT_TRUE(ComparePasswords(expected_forms[0], new_sync_forms[0]));
 }