Move webrtc/{base => rtc_base}

PRESUBMIT.py

 # Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 import json
 import os
@@ skipping 14 matching lines @@
   'webrtc/modules/audio_conference_mixer',
   'webrtc/modules/audio_device',
   'webrtc/modules/audio_processing',
   'webrtc/modules/desktop_capture',
   'webrtc/modules/include/module_common_types.h',
   'webrtc/modules/media_file',
   'webrtc/modules/utility',
   'webrtc/modules/video_capture',
   'webrtc/p2p',
   'webrtc/pc',
+  'webrtc/rtc_base',
   'webrtc/sdk/android/src/jni',
   'webrtc/sdk/objc',
   'webrtc/system_wrappers',
   'webrtc/test',
   'webrtc/voice_engine',
   'webrtc/common_types.h',
   'webrtc/common_types.cc',
   'webrtc/video_send_stream.h',
 ]
 
@@ skipping 579 matching lines @@
     if f.LocalPath().endswith('.h') and f.Action() == 'A':
       file_path = os.path.abspath(f.LocalPath())
       root_dir = os.getcwd()
       gn_file_path = GetBuildGnPathFromFilePath(file_path, os.path.exists,
                                                 root_dir)
       in_build_gn = IsHeaderInBuildGn(file_path, gn_file_path)
       if not in_build_gn:
         results.append(output_api.PresubmitError(error_msg.format(
             file_path, gn_file_path)))
   return results