iOS: Always build H264 HW encoder/decoder

webrtc/build/common.gypi

 # 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.
 
 # This file contains common settings for building WebRTC components.
 
@@ skipping 145 matching lines @@
     # choosing openssl or nss directly.  In practice, this can be used to
     # enable schannel on windows.
     'use_legacy_ssl_defaults%': 0,
 
     # Determines whether NEON code will be built.
     'build_with_neon%': 0,
 
     # Disable this to skip building source requiring GTK.
     'use_gtk%': 1,
 
-    # Enable this to use HW H.264 encoder/decoder on iOS/Mac PeerConnections.
-    # Enabling this may break interop with Android clients that support H264.
-    'use_objc_h264%': 0,
-
     # Enable this to prevent extern symbols from being hidden on iOS builds.
     # The chromium settings we inherit hide symbols by default on Release
     # builds. We want our symbols to be visible when distributing WebRTC via
     # static libraries to avoid linker warnings.
     'ios_override_visibility%': 0,
 
     # Determines whether QUIC code will be built.
     'use_quic%': 0,
 
     # By default, use normal platform audio support or dummy audio, but don't
@@ skipping 260 matching lines @@
           'WEBRTC_MAC',
           'WEBRTC_IOS',
         ],
       }],
       ['OS=="ios" and ios_override_visibility==1', {
         'xcode_settings': {
           'GCC_INLINES_ARE_PRIVATE_EXTERN': 'NO',
           'GCC_SYMBOLS_PRIVATE_EXTERN': 'NO',
         }
       }],
-      ['OS=="ios" and use_objc_h264==1', {
-        'defines': [
-          'WEBRTC_OBJC_H264',
-        ],
-      }],
       ['OS=="linux"', {
         'defines': [
           'WEBRTC_LINUX',
         ],
       }],
       ['OS=="mac"', {
         'defines': [
           'WEBRTC_MAC',
         ],
       }],
@@ skipping 144 matching lines @@
         }],
         ['OS=="freebsd"', {
           'defines': [
             'FREEBSD',
           ],
         }],
       ],
     },
   }, # target_defaults
 }