Implement startCopy and cancelCopy.

chrome/browser/chromeos/extensions/file_manager/private_api_file_system.h

 // Copyright 2013 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.
 //
 // This file provides file system related API functions.
 
 #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_FILE_SYSTEM_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_FILE_SYSTEM_H_
 
 #include <string>
@@ skipping 216 matching lines @@
   DECLARE_EXTENSION_FUNCTION("fileBrowserPrivate.startCopy",
                              FILEBROWSERPRIVATE_STARTCOPY)
 
   FileBrowserPrivateStartCopyFunction();
 
  protected:
   virtual ~FileBrowserPrivateStartCopyFunction();
 
   // AsyncExtensionFunction overrides.
   virtual bool RunImpl() OVERRIDE;
+
+ private:
+  // Part of RunImpl(). Called after Copy() is started on IO thread.
+  void RunAfterStartCopy(int operation_id);
 };
 
 // Implements the chrome.fileBrowserPrivate.cancelCopy method.
 class FileBrowserPrivateCancelCopyFunction
     : public LoggedAsyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileBrowserPrivate.cancelCopy",
                              FILEBROWSERPRIVATE_CANCELCOPY)
 
   FileBrowserPrivateCancelCopyFunction();
 
  protected:
   virtual ~FileBrowserPrivateCancelCopyFunction();
 
   // AsyncExtensionFunction overrides.
   virtual bool RunImpl() OVERRIDE;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_FILE_SYSTEM_H_