[CacheStorage] Check quota before put operations

content/common/cache_storage/cache_storage_types.h

 // Copyright 2015 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 CONTENT_COMMON_CACHE_STORAGE_CACHE_STORAGE_TYPES_H_
 #define CONTENT_COMMON_CACHE_STORAGE_CACHE_STORAGE_TYPES_H_
 
 #include <map>
 #include <string>
 
@@ skipping 35 matching lines @@
   CacheStorageCacheQueryParams match_params;
 };
 
 // This enum is used in histograms, so do not change the ordering and always
 // append new types to the end.
 enum CacheStorageError {
   CACHE_STORAGE_OK = 0,
   CACHE_STORAGE_ERROR_EXISTS,
   CACHE_STORAGE_ERROR_STORAGE,
   CACHE_STORAGE_ERROR_NOT_FOUND,
-  CACHE_STORAGE_ERROR_LAST = CACHE_STORAGE_ERROR_NOT_FOUND
+  CACHE_STORAGE_ERROR_QUOTA_EXCEEDED,
+  CACHE_STORAGE_ERROR_LAST = CACHE_STORAGE_ERROR_QUOTA_EXCEEDED
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_CACHE_STORAGE_CACHE_STORAGE_TYPES_H_