FileCache          99 chrome/browser/chromeos/drive/change_list_loader_unittest.cc     cache_.reset(new FileCache(metadata_storage_.get(),
FileCache         141 chrome/browser/chromeos/drive/change_list_loader_unittest.cc   scoped_ptr<FileCache, test_util::DestroyHelperForTests> cache_;
FileCache          19 chrome/browser/chromeos/drive/debug_info_collector.cc     internal::FileCache* file_cache,
FileCache          21 chrome/browser/chromeos/drive/debug_info_collector.cc   scoped_ptr<internal::FileCache::Iterator> it = file_cache->GetIterator();
FileCache          51 chrome/browser/chromeos/drive/debug_info_collector.cc     internal::FileCache* file_cache,
FileCache          30 chrome/browser/chromeos/drive/debug_info_collector.h   DebugInfoCollector(internal::FileCache* file_cache,
FileCache          58 chrome/browser/chromeos/drive/debug_info_collector.h   internal::FileCache* file_cache_;  // Not owned.
FileCache         104 chrome/browser/chromeos/drive/directory_loader_unittest.cc     cache_.reset(new FileCache(metadata_storage_.get(),
FileCache         146 chrome/browser/chromeos/drive/directory_loader_unittest.cc   scoped_ptr<FileCache, test_util::DestroyHelperForTests> cache_;
FileCache         101 chrome/browser/chromeos/drive/drive_integration_service.cc     internal::FileCache* cache,
FileCache         253 chrome/browser/chromeos/drive/drive_integration_service.cc   cache_.reset(new internal::FileCache(
FileCache          36 chrome/browser/chromeos/drive/drive_integration_service.h class FileCache;
FileCache         165 chrome/browser/chromeos/drive/drive_integration_service.h   scoped_ptr<internal::FileCache, util::DestroyHelper> cache_;
FileCache          42 chrome/browser/chromeos/drive/file_cache.cc FileCache::FileCache(ResourceMetadataStorage* storage,
FileCache          55 chrome/browser/chromeos/drive/file_cache.cc FileCache::~FileCache() {
FileCache          61 chrome/browser/chromeos/drive/file_cache.cc base::FilePath FileCache::GetCacheFilePath(const std::string& id) const {
FileCache          66 chrome/browser/chromeos/drive/file_cache.cc void FileCache::AssertOnSequencedWorkerPool() {
FileCache          70 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::IsUnderFileCacheDirectory(const base::FilePath& path) const {
FileCache          74 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::GetCacheEntry(const std::string& id, FileCacheEntry* entry) {
FileCache          80 chrome/browser/chromeos/drive/file_cache.cc scoped_ptr<FileCache::Iterator> FileCache::GetIterator() {
FileCache          85 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::FreeDiskSpaceIfNeededFor(int64 num_bytes) {
FileCache         123 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::GetFile(const std::string& id,
FileCache         137 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::Store(const std::string& id,
FileCache         189 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::Pin(const std::string& id) {
FileCache         199 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::Unpin(const std::string& id) {
FileCache         224 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::MarkAsMounted(const std::string& id,
FileCache         253 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::OpenForWrite(
FileCache         276 chrome/browser/chromeos/drive/file_cache.cc                  base::Bind(&FileCache::CloseForWrite,
FileCache         282 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::IsOpenedForWrite(const std::string& id) {
FileCache         287 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::UpdateMd5(const std::string& id) {
FileCache         307 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::ClearDirty(const std::string& id) {
FileCache         335 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::Remove(const std::string& id) {
FileCache         357 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::ClearAll() {
FileCache         382 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::Initialize() {
FileCache         403 chrome/browser/chromeos/drive/file_cache.cc void FileCache::Destroy() {
FileCache         411 chrome/browser/chromeos/drive/file_cache.cc       base::Bind(&FileCache::DestroyOnBlockingPool, base::Unretained(this)));
FileCache         414 chrome/browser/chromeos/drive/file_cache.cc void FileCache::DestroyOnBlockingPool() {
FileCache         419 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::RecoverFilesFromCacheDirectory(
FileCache         512 chrome/browser/chromeos/drive/file_cache.cc FileError FileCache::MarkAsUnmounted(const base::FilePath& file_path) {
FileCache         531 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::HasEnoughSpaceFor(int64 num_bytes,
FileCache         544 chrome/browser/chromeos/drive/file_cache.cc bool FileCache::RenameCacheFilesToNewFormat() {
FileCache         565 chrome/browser/chromeos/drive/file_cache.cc void FileCache::CloseForWrite(const std::string& id) {
FileCache          40 chrome/browser/chromeos/drive/file_cache.h class FileCache {
FileCache          60 chrome/browser/chromeos/drive/file_cache.h   FileCache(ResourceMetadataStorage* storage,
FileCache         151 chrome/browser/chromeos/drive/file_cache.h   ~FileCache();
FileCache         194 chrome/browser/chromeos/drive/file_cache.h   base::WeakPtrFactory<FileCache> weak_ptr_factory_;
FileCache         195 chrome/browser/chromeos/drive/file_cache.h   DISALLOW_COPY_AND_ASSIGN(FileCache);
FileCache          51 chrome/browser/chromeos/drive/file_cache_unittest.cc     cache_.reset(new FileCache(
FileCache          59 chrome/browser/chromeos/drive/file_cache_unittest.cc   static bool RenameCacheFilesToNewFormat(FileCache* cache) {
FileCache          69 chrome/browser/chromeos/drive/file_cache_unittest.cc   scoped_ptr<FileCache, test_util::DestroyHelperForTests> cache_;
FileCache          81 chrome/browser/chromeos/drive/file_cache_unittest.cc                                          FileCache::FILE_OPERATION_COPY));
FileCache         135 chrome/browser/chromeos/drive/file_cache_unittest.cc         it->first, it->second, src_file, FileCache::FILE_OPERATION_COPY));
FileCache         140 chrome/browser/chromeos/drive/file_cache_unittest.cc   scoped_ptr<FileCache::Iterator> it = cache_->GetIterator();
FileCache         155 chrome/browser/chromeos/drive/file_cache_unittest.cc                           FileCache::FILE_OPERATION_COPY));
FileCache         163 chrome/browser/chromeos/drive/file_cache_unittest.cc                           FileCache::FILE_OPERATION_COPY));
FileCache         200 chrome/browser/chromeos/drive/file_cache_unittest.cc                                          FileCache::FILE_OPERATION_COPY));
FileCache         223 chrome/browser/chromeos/drive/file_cache_unittest.cc                                          FileCache::FILE_OPERATION_COPY));
FileCache         245 chrome/browser/chromeos/drive/file_cache_unittest.cc       id, md5, src_file_path, FileCache::FILE_OPERATION_COPY));
FileCache         259 chrome/browser/chromeos/drive/file_cache_unittest.cc       FileCache::FILE_OPERATION_COPY));
FileCache         263 chrome/browser/chromeos/drive/file_cache_unittest.cc       id, std::string(), src_file_path, FileCache::FILE_OPERATION_COPY));
FileCache         274 chrome/browser/chromeos/drive/file_cache_unittest.cc       id, md5, src_file_path, FileCache::FILE_OPERATION_COPY));
FileCache         287 chrome/browser/chromeos/drive/file_cache_unittest.cc       id, md5, src_file_path, FileCache::FILE_OPERATION_COPY));
FileCache         331 chrome/browser/chromeos/drive/file_cache_unittest.cc       id, md5, src_file_path, FileCache::FILE_OPERATION_COPY));
FileCache         354 chrome/browser/chromeos/drive/file_cache_unittest.cc                                          FileCache::FILE_OPERATION_COPY));
FileCache         398 chrome/browser/chromeos/drive/file_cache_unittest.cc                                          FileCache::FILE_OPERATION_COPY));
FileCache         433 chrome/browser/chromeos/drive/file_cache_unittest.cc                                          FileCache::FILE_OPERATION_COPY));
FileCache         468 chrome/browser/chromeos/drive/file_cache_unittest.cc       id, md5, src_file_path, FileCache::FILE_OPERATION_COPY));
FileCache         525 chrome/browser/chromeos/drive/file_cache_unittest.cc             cache_->Store(id, md5, src_file, FileCache::FILE_OPERATION_COPY));
FileCache          47 chrome/browser/chromeos/drive/file_system.cc     internal::FileCache* cache,
FileCache         104 chrome/browser/chromeos/drive/file_system.cc                       internal::FileCache* cache,
FileCache         125 chrome/browser/chromeos/drive/file_system.cc                         internal::FileCache* cache,
FileCache         138 chrome/browser/chromeos/drive/file_system.cc     internal::FileCache* cache,
FileCache         159 chrome/browser/chromeos/drive/file_system.cc                                  internal::FileCache* cache,
FileCache         201 chrome/browser/chromeos/drive/file_system.cc                               internal::FileCache* cache) {
FileCache         274 chrome/browser/chromeos/drive/file_system.cc     internal::FileCache* cache,
FileCache         930 chrome/browser/chromeos/drive/file_system.cc       base::Bind(&internal::FileCache::MarkAsUnmounted,
FileCache          42 chrome/browser/chromeos/drive/file_system.h class FileCache;
FileCache          70 chrome/browser/chromeos/drive/file_system.h              internal::FileCache* cache,
FileCache         255 chrome/browser/chromeos/drive/file_system.h   internal::FileCache* cache_;
FileCache          72 chrome/browser/chromeos/drive/file_system/copy_operation.cc                            internal::FileCache* cache,
FileCache         159 chrome/browser/chromeos/drive/file_system/copy_operation.cc                       internal::FileCache::FILE_OPERATION_COPY);
FileCache         199 chrome/browser/chromeos/drive/file_system/copy_operation.cc     internal::FileCache* cache,
FileCache         213 chrome/browser/chromeos/drive/file_system/copy_operation.cc                       internal::FileCache::FILE_OPERATION_COPY);
FileCache         279 chrome/browser/chromeos/drive/file_system/copy_operation.cc                              internal::FileCache* cache,
FileCache          33 chrome/browser/chromeos/drive/file_system/copy_operation.h class FileCache;
FileCache          51 chrome/browser/chromeos/drive/file_system/copy_operation.h                 internal::FileCache* cache,
FileCache         155 chrome/browser/chromeos/drive/file_system/copy_operation.h   internal::FileCache* cache_;
FileCache          69 chrome/browser/chromeos/drive/file_system/copy_operation_unittest.cc       base::Bind(&internal::FileCache::GetCacheEntry,
FileCache         114 chrome/browser/chromeos/drive/file_system/copy_operation_unittest.cc       base::Bind(&internal::FileCache::GetCacheEntry,
FileCache         326 chrome/browser/chromeos/drive/file_system/copy_operation_unittest.cc       base::Bind(&internal::FileCache::Store,
FileCache         331 chrome/browser/chromeos/drive/file_system/copy_operation_unittest.cc                  internal::FileCache::FILE_OPERATION_MOVE),
FileCache         359 chrome/browser/chromeos/drive/file_system/copy_operation_unittest.cc       base::Bind(&internal::FileCache::GetCacheEntry,
FileCache         373 chrome/browser/chromeos/drive/file_system/copy_operation_unittest.cc       base::Bind(&internal::FileCache::GetFile,
FileCache          49 chrome/browser/chromeos/drive/file_system/download_operation.cc FileError PrepareForDownloadFile(internal::FileCache* cache,
FileCache          76 chrome/browser/chromeos/drive/file_system/download_operation.cc     internal::FileCache* cache,
FileCache         138 chrome/browser/chromeos/drive/file_system/download_operation.cc                          internal::FileCache::FILE_OPERATION_MOVE);
FileCache         173 chrome/browser/chromeos/drive/file_system/download_operation.cc   internal::FileCache* cache;
FileCache         214 chrome/browser/chromeos/drive/file_system/download_operation.cc     internal::FileCache* cache,
FileCache         238 chrome/browser/chromeos/drive/file_system/download_operation.cc                        internal::FileCache::FILE_OPERATION_MOVE);
FileCache         330 chrome/browser/chromeos/drive/file_system/download_operation.cc     internal::FileCache* cache,
FileCache          31 chrome/browser/chromeos/drive/file_system/download_operation.h class FileCache;
FileCache          45 chrome/browser/chromeos/drive/file_system/download_operation.h                     internal::FileCache* cache,
FileCache         117 chrome/browser/chromeos/drive/file_system/download_operation.h   internal::FileCache* cache_;
FileCache         118 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc       base::Bind(&internal::FileCache::Store,
FileCache         121 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc                  internal::FileCache::FILE_OPERATION_COPY),
FileCache         152 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc       base::Bind(&internal::FileCache::GetCacheEntry,
FileCache         205 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc       base::Bind(&internal::FileCache::Store,
FileCache         210 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc                  internal::FileCache::FILE_OPERATION_COPY),
FileCache         367 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc       base::Bind(&internal::FileCache::Store,
FileCache         372 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc                  internal::FileCache::FILE_OPERATION_COPY),
FileCache         414 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc       base::Bind(&internal::FileCache::Store,
FileCache         419 chrome/browser/chromeos/drive/file_system/download_operation_unittest.cc                  internal::FileCache::FILE_OPERATION_COPY),
FileCache          30 chrome/browser/chromeos/drive/file_system/get_file_for_saving_operation.cc     internal::FileCache* cache,
FileCache         110 chrome/browser/chromeos/drive/file_system/get_file_for_saving_operation.cc       base::Bind(&internal::FileCache::OpenForWrite,
FileCache         184 chrome/browser/chromeos/drive/file_system/get_file_for_saving_operation.cc           base::Bind(&internal::FileCache::FreeDiskSpaceIfNeededFor,
FileCache          23 chrome/browser/chromeos/drive/file_system/get_file_for_saving_operation.h class FileCache;
FileCache          50 chrome/browser/chromeos/drive/file_system/get_file_for_saving_operation.h                             internal::FileCache* cache,
FileCache          94 chrome/browser/chromeos/drive/file_system/get_file_for_saving_operation.h   internal::FileCache* cache_;
FileCache         100 chrome/browser/chromeos/drive/file_system/get_file_for_saving_operation_unittest.cc       base::Bind(&internal::FileCache::GetCacheEntry,
FileCache          33 chrome/browser/chromeos/drive/file_system/open_file_operation.cc     internal::FileCache* cache,
FileCache         130 chrome/browser/chromeos/drive/file_system/open_file_operation.cc       base::Bind(&internal::FileCache::OpenForWrite,
FileCache         180 chrome/browser/chromeos/drive/file_system/open_file_operation.cc             base::Bind(&internal::FileCache::FreeDiskSpaceIfNeededFor,
FileCache          30 chrome/browser/chromeos/drive/file_system/open_file_operation.h class FileCache;
FileCache          45 chrome/browser/chromeos/drive/file_system/open_file_operation.h                     internal::FileCache* cache,
FileCache          88 chrome/browser/chromeos/drive/file_system/open_file_operation.h   internal::FileCache* cache_;
FileCache         171 chrome/browser/chromeos/drive/file_system/open_file_operation_unittest.cc       base::Bind(&internal::FileCache::GetCacheEntry,
FileCache         104 chrome/browser/chromeos/drive/file_system/operation_test_base.cc   cache_.reset(new internal::FileCache(metadata_storage_.get(),
FileCache         112 chrome/browser/chromeos/drive/file_system/operation_test_base.cc       base::Bind(&internal::FileCache::Initialize,
FileCache          34 chrome/browser/chromeos/drive/file_system/operation_test_base.h class FileCache;
FileCache         123 chrome/browser/chromeos/drive/file_system/operation_test_base.h   internal::FileCache* cache() { return cache_.get(); }
FileCache         146 chrome/browser/chromeos/drive/file_system/operation_test_base.h   scoped_ptr<internal::FileCache, test_util::DestroyHelperForTests> cache_;
FileCache          24 chrome/browser/chromeos/drive/file_system/remove_operation.cc                            internal::FileCache* cache,
FileCache          65 chrome/browser/chromeos/drive/file_system/remove_operation.cc     internal::FileCache* cache)
FileCache          25 chrome/browser/chromeos/drive/file_system/remove_operation.h class FileCache;
FileCache          40 chrome/browser/chromeos/drive/file_system/remove_operation.h                   internal::FileCache* cache);
FileCache          62 chrome/browser/chromeos/drive/file_system/remove_operation.h   internal::FileCache* cache_;
FileCache          32 chrome/browser/chromeos/drive/file_system/truncate_operation.cc                                  internal::FileCache* cache,
FileCache          62 chrome/browser/chromeos/drive/file_system/truncate_operation.cc     internal::FileCache* cache,
FileCache          25 chrome/browser/chromeos/drive/file_system/truncate_operation.h class FileCache;
FileCache          44 chrome/browser/chromeos/drive/file_system/truncate_operation.h                     internal::FileCache* cache,
FileCache          72 chrome/browser/chromeos/drive/file_system/truncate_operation.h   internal::FileCache* cache_;
FileCache          54 chrome/browser/chromeos/drive/file_system/truncate_operation_unittest.cc       base::Bind(&internal::FileCache::GetFile,
FileCache         117 chrome/browser/chromeos/drive/file_system/truncate_operation_unittest.cc       base::Bind(&internal::FileCache::GetFile,
FileCache         111 chrome/browser/chromeos/drive/file_system_unittest.cc     cache_.reset(new internal::FileCache(
FileCache         310 chrome/browser/chromeos/drive/file_system_unittest.cc   scoped_ptr<internal::FileCache, test_util::DestroyHelperForTests> cache_;
FileCache         877 chrome/browser/chromeos/drive/file_system_unittest.cc       internal::FileCache::FILE_OPERATION_COPY));
FileCache          19 chrome/browser/chromeos/drive/remove_stale_cache_files.cc void RemoveStaleCacheFiles(FileCache* cache,
FileCache          23 chrome/browser/chromeos/drive/remove_stale_cache_files.cc   scoped_ptr<FileCache::Iterator> it = cache->GetIterator();
FileCache          11 chrome/browser/chromeos/drive/remove_stale_cache_files.h class FileCache;
FileCache          16 chrome/browser/chromeos/drive/remove_stale_cache_files.h void RemoveStaleCacheFiles(FileCache* cache,
FileCache          35 chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc     cache_.reset(new FileCache(metadata_storage_.get(),
FileCache          53 chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc   scoped_ptr<FileCache, test_util::DestroyHelperForTests> cache_;
FileCache          68 chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc                           FileCache::FILE_OPERATION_COPY));
FileCache          93 chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc                           FileCache::FILE_OPERATION_COPY));
FileCache         109 chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc                           FileCache::FILE_OPERATION_COPY));
FileCache          50 chrome/browser/chromeos/drive/search_metadata_unittest.cc     cache_.reset(new FileCache(metadata_storage_.get(),
FileCache          86 chrome/browser/chromeos/drive/search_metadata_unittest.cc         local_id, temp_file_md5, temp_file, FileCache::FILE_OPERATION_COPY));
FileCache         112 chrome/browser/chromeos/drive/search_metadata_unittest.cc         local_id, temp_file_md5, temp_file, FileCache::FILE_OPERATION_COPY));
FileCache         155 chrome/browser/chromeos/drive/search_metadata_unittest.cc   scoped_ptr<FileCache, test_util::DestroyHelperForTests> cache_;
FileCache          40 chrome/browser/chromeos/drive/sync/entry_update_performer.cc                         FileCache* cache,
FileCache          66 chrome/browser/chromeos/drive/sync/entry_update_performer.cc                          FileCache::FILE_OPERATION_MOVE);
FileCache         114 chrome/browser/chromeos/drive/sync/entry_update_performer.cc                        FileCache* cache,
FileCache         180 chrome/browser/chromeos/drive/sync/entry_update_performer.cc     FileCache* cache,
FileCache          37 chrome/browser/chromeos/drive/sync/entry_update_performer.h class FileCache;
FileCache          49 chrome/browser/chromeos/drive/sync/entry_update_performer.h                        FileCache* cache,
FileCache          88 chrome/browser/chromeos/drive/sync/entry_update_performer.h   FileCache* cache_;
FileCache          50 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc         base::Bind(&FileCache::Store,
FileCache          53 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc                    FileCache::FILE_OPERATION_COPY),
FileCache         182 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::GetCacheEntry,
FileCache         236 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::GetCacheEntry,
FileCache         251 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::OpenForWrite,
FileCache         280 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::GetCacheEntry,
FileCache         306 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::OpenForWrite,
FileCache         329 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::GetCacheEntry,
FileCache         354 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::GetCacheEntry,
FileCache         410 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::GetCacheEntry,
FileCache         467 chrome/browser/chromeos/drive/sync/entry_update_performer_unittest.cc       base::Bind(&FileCache::OpenForWrite,
FileCache          90 chrome/browser/chromeos/drive/sync_client.cc                               FileCache* cache,
FileCache          92 chrome/browser/chromeos/drive/sync_client.cc   scoped_ptr<FileCache::Iterator> it = cache->GetIterator();
FileCache         145 chrome/browser/chromeos/drive/sync_client.cc                        FileCache* cache,
FileCache         376 chrome/browser/chromeos/drive/sync_client.cc             base::Bind(&FileCache::Unpin, base::Unretained(cache_), local_id),
FileCache          39 chrome/browser/chromeos/drive/sync_client.h class FileCache;
FileCache          55 chrome/browser/chromeos/drive/sync_client.h              FileCache* cache,
FileCache         154 chrome/browser/chromeos/drive/sync_client.h   FileCache* cache_;
FileCache         133 chrome/browser/chromeos/drive/sync_client_unittest.cc     cache_.reset(new FileCache(metadata_storage_.get(),
FileCache         212 chrome/browser/chromeos/drive/sync_client_unittest.cc                             temp_file, FileCache::FILE_OPERATION_COPY));
FileCache         218 chrome/browser/chromeos/drive/sync_client_unittest.cc                             temp_file, FileCache::FILE_OPERATION_COPY));
FileCache         264 chrome/browser/chromeos/drive/sync_client_unittest.cc   scoped_ptr<FileCache, test_util::DestroyHelperForTests> cache_;