Add API to load project from localfs into syncfs.

chrome/browser/extensions/api/developer_private/developer_private_api.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_EXTENSIONS_API_DEVELOPER_PRIVATE_DEVELOPER_PRIVATE_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_DEVELOPER_PRIVATE_DEVELOPER_PRIVATE_API_H_
 
 #include "base/platform_file.h"
 #include "chrome/browser/extensions/api/developer_private/entry_picker.h"
 #include "chrome/browser/extensions/api/file_system/file_system_api.h"
@@ skipping 365 matching lines @@
    DECLARE_EXTENSION_FUNCTION("developerPrivate.loadProjectToSyncfs",
                               DEVELOPERPRIVATE_LOADPROJECTTOSYNCFS);
 
    DeveloperPrivateLoadProjectToSyncfsFunction();
 
   protected:
    virtual ~DeveloperPrivateLoadProjectToSyncfsFunction();
 
    // ExtensionFunction
    virtual bool RunImpl() OVERRIDE;
+
+   void CopyFolder(const base::FilePath::StringType& project_name);
+
+   void CopyFiles(const std::vector<base::FilePath>& paths);
+
+   void CopyFilesCallback(const base::PlatformFileError result);
+
+  private:
+   // Number of pending copy files callbacks.
+   // It should only be modified on the IO Thread.
+   int pendingCallbacksCount_;
+
+   // True only when all the copyFiles job are successful.
+   // It should only be modified on the IO thread.
+   bool success_;
+
+   scoped_refptr<fileapi::FileSystemContext> context_;
 };
 
 class DeveloperPrivateGetProjectsInfoFunction : public AsyncExtensionFunction {
   public:
    DECLARE_EXTENSION_FUNCTION("developerPrivate.getProjectsInfo",
                               DEVELOPERPRIVATE_GETPROJECTSINFO);
 
    DeveloperPrivateGetProjectsInfoFunction();
 
   protected:
@@ skipping 12 matching lines @@
 
    DeveloperPrivateLoadProjectFunction();
 
   protected:
    virtual ~DeveloperPrivateLoadProjectFunction();
 
    // ExtensionFunction
    virtual bool RunImpl() OVERRIDE;
 };
 
-
-
 }  // namespace api
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_DEVELOPER_PRIVATE_DEVELOPER_PRIVATE_API_H_