Move StoragePartitionHttpCacheDataRemover to content/

chrome/browser/browsing_data/cache_test_util.h

-// 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.
-
-#ifndef CHROME_BROWSER_BROWSING_DATA_CACHE_TEST_UTIL_H_
-#define CHROME_BROWSER_BROWSING_DATA_CACHE_TEST_UTIL_H_
-
-#include <set>
-#include <vector>
-#include "base/run_loop.h"
-#include "content/public/browser/browser_thread.h"
-#include "content/public/browser/storage_partition.h"
-#include "net/disk_cache/disk_cache.h"
-
-using content::BrowserThread;
-
-// A util class that can be used to create and retreive cache entries.
-class CacheTestUtil {
- public:
-  explicit CacheTestUtil(content::StoragePartition* partition_);
-
-  ~CacheTestUtil();
-
-  void CreateCacheEntries(const std::set<std::string>& keys);
-
-  std::vector<std::string> GetEntryKeys();
-
-  content::StoragePartition* partition() { return partition_; }
-  disk_cache::Backend* backend() { return backend_; }
-
- private:
-  void SetUpOnIOThread();
-  void TearDownOnIOThread();
-
-  void CreateCacheEntriesOnIOThread(const std::set<std::string>& keys);
-
-  void GetEntryKeysOnIOThread();
-  void GetNextKey(int error);
-
-  void WaitForTasksOnIOThread();
-  void WaitForCompletion(int value);
-  void SetNumberOfWaitedTasks(int count);
-
-  void DoneCallback(int value);
-
-  base::Callback<void(int)> done_callback_;
-
-  content::StoragePartition* partition_;
-  disk_cache::Backend* backend_ = nullptr;
-  std::vector<disk_cache::Entry*> entries_;
-  std::unique_ptr<disk_cache::Backend::Iterator> iterator_;
-
-  disk_cache::Entry* current_entry_;
-  std::vector<std::string> keys_;
-
-  std::unique_ptr<base::WaitableEvent> waitable_event_;
-  int remaining_tasks_;
-};
-
-#endif  // CHROME_BROWSER_BROWSING_DATA_CACHE_TEST_UTIL_H_