Revert of Revert of Add mechanism to auto mount file systems in response to a URL request.

webkit/browser/fileapi/file_system_url_request_job.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.
 
 #ifndef WEBKIT_BROWSER_FILEAPI_FILE_SYSTEM_URL_REQUEST_JOB_H_
 #define WEBKIT_BROWSER_FILEAPI_FILE_SYSTEM_URL_REQUEST_JOB_H_
 
 #include <string>
 
 #include "base/files/file.h"
@@ skipping 18 matching lines @@
 namespace fileapi {
 class FileSystemContext;
 
 // A request job that handles reading filesystem: URLs
 class WEBKIT_STORAGE_BROWSER_EXPORT_PRIVATE FileSystemURLRequestJob
     : public net::URLRequestJob {
  public:
   FileSystemURLRequestJob(
       net::URLRequest* request,
       net::NetworkDelegate* network_delegate,
+      const std::string& storage_domain,
       FileSystemContext* file_system_context);
 
   // URLRequestJob methods:
   virtual void Start() OVERRIDE;
   virtual void Kill() OVERRIDE;
   virtual bool ReadRawData(net::IOBuffer* buf,
                            int buf_size,
                            int* bytes_read) OVERRIDE;
   virtual bool IsRedirectResponse(GURL* location,
                                   int* http_status_code) OVERRIDE;
   virtual void SetExtraRequestHeaders(
       const net::HttpRequestHeaders& headers) OVERRIDE;
   virtual void GetResponseInfo(net::HttpResponseInfo* info) OVERRIDE;
   virtual int GetResponseCode() const OVERRIDE;
 
   // FilterContext methods (via URLRequestJob):
   virtual bool GetMimeType(std::string* mime_type) const OVERRIDE;
 
  private:
   class CallbackDispatcher;
 
   virtual ~FileSystemURLRequestJob();
 
   void StartAsync();
-  void DidGetMetadata(
-      base::File::Error error_code,
-      const base::File::Info& file_info);
+  void DidAttemptAutoMount(base::File::Error result);
+  void DidGetMetadata(base::File::Error error_code,
+                      const base::File::Info& file_info);
   void DidRead(int result);
   void NotifyFailed(int rv);
 
+  const std::string storage_domain_;
   FileSystemContext* file_system_context_;
   scoped_ptr<webkit_blob::FileStreamReader> reader_;
   FileSystemURL url_;
   bool is_directory_;
   scoped_ptr<net::HttpResponseInfo> response_info_;
   int64 remaining_bytes_;
   net::HttpByteRange byte_range_;
   base::WeakPtrFactory<FileSystemURLRequestJob> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FileSystemURLRequestJob);
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_BROWSER_FILEAPI_FILE_SYSTEM_URL_REQUEST_JOB_H_