[BlobAsync] Moving async handling into BlobStorageContext & quota out.

content/child/blob_storage/blob_message_filter.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_CHILD_BLOB_STORAGE_BLOB_MESSAGE_FILTER_H_
 #define CONTENT_CHILD_BLOB_STORAGE_BLOB_MESSAGE_FILTER_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 38 matching lines @@
  protected:
   ~BlobMessageFilter() override;
 
  private:
   void OnRequestMemoryItem(
       const std::string& uuid,
       const std::vector<storage::BlobItemBytesRequest>& requests,
       std::vector<base::SharedMemoryHandle> memory_handles,
       const std::vector<IPC::PlatformFileForTransit>& file_handles);
 
-  void OnCancelBuildingBlob(const std::string& uuid,
-                            storage::IPCBlobCreationCancelCode code);
-
-  void OnDoneBuildingBlob(const std::string& uuid);
+  void OnBlobFinalStatus(const std::string& uuid, storage::BlobStatus code);
 
   IPC::Sender* sender_;
   scoped_refptr<base::TaskRunner> file_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(BlobMessageFilter);
 };
 
 }  // namespace content
 #endif  // CONTENT_CHILD_BLOB_STORAGE_BLOB_MESSAGE_FILTER_H_