Quota: Factor out (Mock)QuotaManagerProxy into its own file for readability

webkit/browser/quota/quota_manager_unittest.cc

 // Copyright 2013 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 <algorithm>
 #include <set>
 #include <sstream>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/run_loop.h"
 #include "base/stl_util.h"
 #include "base/sys_info.h"
 #include "base/time/time.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 #include "webkit/browser/quota/mock_special_storage_policy.h"
 #include "webkit/browser/quota/mock_storage_client.h"
 #include "webkit/browser/quota/quota_database.h"
 #include "webkit/browser/quota/quota_manager.h"
+#include "webkit/browser/quota/quota_manager_proxy.h"
 
 using base::MessageLoopProxy;
 
 namespace quota {
 
 namespace {
 
 // For shorter names.
 const StorageType kTemp = kStorageTypeTemporary;
 const StorageType kPerm = kStorageTypePersistent;
@@ skipping 2121 matching lines @@
   EXPECT_EQ(QuotaManager::kIncognitoDefaultQuotaLimit, quota());
 
   GetUsageAndQuotaForWebApps(GURL("http://foo.com/"), kTemp);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(kQuotaStatusOk, status());
   EXPECT_EQ(10, usage());
   EXPECT_EQ(QuotaManager::kIncognitoDefaultQuotaLimit, quota());
 }
 
 }  // namespace quota