Fix open dialog not remembering last opened folder on drive

chrome/browser/chromeos/extensions/file_browser_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_CHROMEOS_EXTENSIONS_FILE_BROWSER_PRIVATE_API_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_BROWSER_PRIVATE_API_H_
 
 #include <map>
 #include <string>
 #include <queue>
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/platform_file.h"
 #include "chrome/browser/chromeos/extensions/file_browser_event_router.h"
 #include "chrome/browser/chromeos/gdata/gdata_cache.h"
 #include "chrome/browser/chromeos/gdata/gdata_errorcode.h"
 #include "chrome/browser/extensions/extension_function.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "googleurl/src/url_util.h"
 
 class GURL;
 
 namespace fileapi {
 class FileSystemContext;
 }
 
+namespace gdata {
+struct SearchResultInfo;
+}
+
 namespace ui {
 struct SelectedFileInfo;
 }
 
-namespace gdata {
-struct SearchResultInfo;
-}
-
 // Implements the chrome.fileBrowserPrivate.requestLocalFileSystem method.
 class RequestLocalFileSystemFunction : public AsyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.requestLocalFileSystem");
 
  protected:
   virtual ~RequestLocalFileSystemFunction() {}
 
   // AsyncExtensionFunction overrides.
   virtual bool RunImpl() OVERRIDE;
@@ skipping 646 matching lines @@
   DECLARE_EXTENSION_FUNCTION_NAME(
       "fileBrowserPrivate.requestDirectoryRefresh");
 
  protected:
   virtual ~RequestDirectoryRefreshFunction() {}
 
   virtual bool RunImpl() OVERRIDE;
 };
 
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_BROWSER_PRIVATE_API_H_