Move Mime type handling to streamsPrivate API, so that it works on Desktop Chrome.

chrome/chrome_browser_chromeos.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_chromeos',
       'type': 'static_library',
@@ skipping 257 matching lines @@
         'browser/chromeos/enterprise_extension_observer.cc',
         'browser/chromeos/enterprise_extension_observer.h',
         'browser/chromeos/extensions/default_app_order.cc',
         'browser/chromeos/extensions/default_app_order.h',
         'browser/chromeos/extensions/echo_private_api.cc',
         'browser/chromeos/extensions/echo_private_api.h',
         'browser/chromeos/extensions/file_browser_event_router.cc',
         'browser/chromeos/extensions/file_browser_event_router.h',
         'browser/chromeos/extensions/file_browser_notifications.cc',
         'browser/chromeos/extensions/file_browser_notifications.h',
-        'browser/chromeos/extensions/file_browser_resource_throttle.cc',
-        'browser/chromeos/extensions/file_browser_resource_throttle.h',
         'browser/chromeos/extensions/file_handler_util.cc',
         'browser/chromeos/extensions/file_handler_util.h',
         'browser/chromeos/extensions/file_manager_util.cc',
         'browser/chromeos/extensions/file_manager_util.h',
         'browser/chromeos/extensions/info_private_api.cc',
         'browser/chromeos/extensions/info_private_api.h',
         'browser/chromeos/extensions/input_method_event_router.cc',
         'browser/chromeos/extensions/input_method_event_router.h',
         'browser/chromeos/extensions/install_limiter.cc',
         'browser/chromeos/extensions/install_limiter.h',
@@ skipping 505 matching lines @@
       'type': 'static_library',
       'sources': [ 'browser/chromeos/drive/drive.proto' ],
       'variables': {
         'proto_in_dir': 'browser/chromeos/drive',
         'proto_out_dir': 'chrome/browser/chromeos/drive',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }