Support FileSystem URL in File object

webkit/glue/resource_loader_bridge.h

 // Copyright (c) 2012 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.
 //
 // The intent of this file is to provide a type-neutral abstraction between
 // Chrome and WebKit for resource loading. This pure-virtual interface is
 // implemented by the embedder.
 //
 // One of these objects will be created by WebKit for each request. WebKit
 // will own the pointer to the bridge, and will delete it when the request is
@@ skipping 352 matching lines @@
   virtual void AppendFileRangeToUpload(
       const FilePath& file_path,
       uint64 offset,
       uint64 length,
       const base::Time& expected_modification_time) = 0;
 
   // Call this method before calling Start() to append the contents of a blob
   // to the request body.  May only be used with HTTP(S) POST requests.
   virtual void AppendBlobToUpload(const GURL& blob_url) = 0;
 
+  // Call this method before calling Start() to append the contents of a file
+  // specified by FileSYstem URL to the request body.  May only be used with
+  // HTTP(S) POST requests.
+  virtual void AppendFileSystemFileRangeToUpload(
+      const GURL& url,
+      uint64 offset,
+      uint64 length,
+      const base::Time& expected_modification_time) = 0;
+
   // Call this method before calling Start() to assign an upload identifier to
   // this request.  This is used to enable caching of POST responses.  A value
   // of 0 implies the unspecified identifier.
   virtual void SetUploadIdentifier(int64 identifier) = 0;
 
   // Call this method to initiate the request.  If this method succeeds, then
   // the peer's methods will be called asynchronously to report various events.
   virtual bool Start(Peer* peer) = 0;
 
   // Call this method to cancel a request that is in progress.  This method
@@ skipping 22 matching lines @@
   // methods may be called to construct the body of the request.
   WEBKIT_GLUE_EXPORT ResourceLoaderBridge();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ResourceLoaderBridge);
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_GLUE_RESOURCE_LOADER_BRIDGE_H_