Get rid of RequestRegistry (part 3): remove Drive path from request objects.

chrome/browser/google_apis/request_registry.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 CHROME_BROWSER_GOOGLE_APIS_REQUEST_REGISTRY_H_
 #define CHROME_BROWSER_GOOGLE_APIS_REQUEST_REGISTRY_H_
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
 #include "base/id_map.h"
@@ skipping 11 matching lines @@
   REQUEST_IN_PROGRESS,
   REQUEST_COMPLETED,
   REQUEST_FAILED,
 };
 
 // Returns string representations of the request state.
 std::string RequestTransferStateToString(RequestTransferState state);
 
 // Structure that packs progress information of each request.
 struct RequestProgressStatus {
-  explicit RequestProgressStatus(const base::FilePath& file_path);
+  RequestProgressStatus();
 
   RequestID request_id;
 
-  // Drive path of the file dealt with the current request.
-  base::FilePath file_path;
   // Current state of the transfer;
   RequestTransferState transfer_state;
 };
 
 // This class tracks all the in-flight Google API requests and manage
 // their lifetime.
 class RequestRegistry {
  public:
   RequestRegistry();
   ~RequestRegistry();
 
   // Base class for requests that this registry class can maintain.
   // NotifyStart() passes the ownership of the Request object to the registry.
   // In particular, calling NotifyFinish() causes the registry to delete the
   // Request object itself.
   class Request {
    public:
     explicit Request(RequestRegistry* registry);
-    Request(RequestRegistry* registry, const base::FilePath& file_path);
     virtual ~Request();
 
     // Cancels the ongoing request. NotifyFinish() is called and the Request
     // object is deleted once the cancellation is done in DoCancel().
     void Cancel();
 
     // Retrieves the current progress status of the request.
     const RequestProgressStatus& progress_status() const {
       return progress_status_;
     }
@@ skipping 24 matching lines @@
 
   typedef IDMap<Request, IDMapOwnPointer> RequestIDMap;
   RequestIDMap in_flight_requests_;
 
   DISALLOW_COPY_AND_ASSIGN(RequestRegistry);
 };
 
 }  // namespace google_apis
 
 #endif  // CHROME_BROWSER_GOOGLE_APIS_REQUEST_REGISTRY_H_