[cros] disable GDrive option on certain file pickers

chrome/browser/ui/browser.cc

 // 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.
 
 #include "chrome/browser/ui/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // OS_WIN
@@ skipping 796 matching lines @@
 void Browser::OpenFile() {
   content::RecordAction(UserMetricsAction("OpenFile"));
   select_file_dialog_ = ui::SelectFileDialog::Create(
       this, new ChromeSelectFilePolicy(
           chrome::GetActiveWebContents(this)));
 
   const FilePath directory = profile_->last_selected_directory();
 
   // TODO(beng): figure out how to juggle this.
   gfx::NativeWindow parent_window = window_->GetNativeWindow();
+  ui::SelectFileDialog::FileTypeInfo file_types;
+  file_types.support_gdata = true;
   select_file_dialog_->SelectFile(ui::SelectFileDialog::SELECT_OPEN_FILE,
                                   string16(), directory,
-                                  NULL, 0, FILE_PATH_LITERAL(""),
+                                  &file_types, 0, FILE_PATH_LITERAL(""),
                                   parent_window, NULL);
 }
 
 void Browser::UpdateDownloadShelfVisibility(bool visible) {
   if (GetStatusBubble())
     GetStatusBubble()->UpdateDownloadShelfVisibility(visible);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
@@ skipping 1452 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         content::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }