[COPY] - Implemented API for tracking ongoing file transfers from file manager.

chrome/browser/chromeos/gdata/gdata.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_CHROMEOS_GDATA_GDATA_H_
 #define CHROME_BROWSER_CHROMEOS_GDATA_GDATA_H_
 #pragma once
 
 #include <string>
 
@@ skipping 126 matching lines @@
 //
 // TODO(zel,benchan): Make the terminology/naming convention (e.g. file vs
 // document vs resource, directory vs collection) more consistent and precise.
 class DocumentsServiceInterface {
  public:
   virtual ~DocumentsServiceInterface() {}
 
   // Initializes the documents service tied with |profile|.
   virtual void Initialize(Profile* profile) = 0;
 
+  // Retrieves the operation registry.
+  virtual GDataOperationRegistry* operation_registry() const = 0;
+
   // Cancels all in-flight operations.
   virtual void CancelAll() = 0;
 
   // Authenticates the user by fetching the auth token as
   // needed. |callback| will be run with the error code and the auth
   // token, on the thread this function is run.
   //
   // Can be called on any thread.
   virtual void Authenticate(const AuthStatusCallback& callback) = 0;
 
@@ skipping 105 matching lines @@
 class DocumentsService
     : public DocumentsServiceInterface,
       public GDataAuthService::Observer {
  public:
   // DocumentsService is usually owned and created by GDataFileSystem.
   DocumentsService();
   virtual ~DocumentsService();
 
   // DocumentsServiceInterface Overrides
   virtual void Initialize(Profile* profile) OVERRIDE;
+  virtual GDataOperationRegistry* operation_registry() const OVERRIDE;
   virtual void CancelAll() OVERRIDE;
   virtual void Authenticate(const AuthStatusCallback& callback) OVERRIDE;
   virtual void GetDocuments(const GURL& feed_url,
                             const GetDataCallback& callback) OVERRIDE;
   virtual void GetAccountMetadata(const GetDataCallback& callback) OVERRIDE;
   virtual void DeleteDocument(const GURL& document_url,
                               const EntryActionCallback& callback) OVERRIDE;
   virtual void DownloadDocument(
       const FilePath& virtual_path,
       const GURL& content_url,
@@ skipping 63 matching lines @@
   scoped_ptr<GDataOperationRegistry> operation_registry_;
   base::WeakPtrFactory<DocumentsService> weak_ptr_factory_;
   base::WeakPtr<DocumentsService> weak_ptr_bound_to_ui_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(DocumentsService);
 };
 
 }  // namespace gdata
 
 #endif  // CHROME_BROWSER_CHROMEOS_GDATA_GDATA_H_