********** Chromium Blob hacking

webkit/fileapi/file_system_operation.h

Index: webkit/fileapi/file_system_operation.h
===================================================================
--- webkit/fileapi/file_system_operation.h	(revision 183651)
+++ webkit/fileapi/file_system_operation.h	(working copy)
@@ -20,6 +20,7 @@
 }  // namespace net
 
 namespace webkit_blob {
+class BlobDataHandle;
 class ShareableFileReference;
 }
 
@@ -166,11 +167,11 @@
   virtual void Remove(const FileSystemURL& path, bool recursive,
                       const StatusCallback& callback) = 0;
 
-  // Writes contents of |blob_url| to |path| at |offset|.
-  // |url_request_context| is used to read contents in |blob_url|.
+  // Writes contents of |blob| to |path| at |offset|.
+  // |url_request_context| is used to read contents in |blob|.
   virtual void Write(const net::URLRequestContext* url_request_context,
                      const FileSystemURL& path,
-                     const GURL& blob_url,
+                     scoped_ptr<webkit_blob::BlobDataHandle> blob_handle,
                      int64 offset,
                      const WriteCallback& callback) = 0;