Disable encoder scaling on iPhone4S.

webrtc/sdk/sdk.gyp

 # Copyright 2016 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.
 
 {
   'includes': [
     '../build/common.gypi',
     'sdk.gypi',
   ],
   'conditions': [
     ['OS=="ios" or (OS=="mac" and mac_deployment_target=="10.7")', {
       'targets': [
         {
           'target_name': 'rtc_sdk_common_objc',
           'type': 'static_library',
           'includes': [ '../build/objc_common.gypi' ],
           'dependencies': [
             '../base/base.gyp:rtc_base',
           ],
           'include_dirs': [
             'objc/Framework/Classes',
             'objc/Framework/Headers',
+            'objc/Framework/Headers/WebRTC',
           ],
           'direct_dependent_settings': {
             'include_dirs': [
               'objc/Framework/Classes',
               'objc/Framework/Headers',
+              'objc/Framework/Headers/WebRTC',
             ],
           },
           'sources': [
             'objc/Framework/Classes/NSString+StdString.h',
             'objc/Framework/Classes/NSString+StdString.mm',
             'objc/Framework/Classes/RTCDispatcher.m',
             'objc/Framework/Classes/RTCFieldTrials.mm',
             'objc/Framework/Classes/RTCLogging.mm',
             'objc/Framework/Classes/RTCMetrics.mm',
             'objc/Framework/Classes/RTCMetricsSampleInfo+Private.h',
@@ skipping 274 matching lines @@
               'mac_framework_headers!': [
                 'objc/Framework/Headers/WebRTC/RTCFileLogger.h',
               ],
             }],
           ],  # conditions
         }, # rtc_sdk_framework_objc
       ],  # targets
     }],  # OS=="ios" or (OS=="mac" and mac_deployment_target=="10.7")
   ],
 }