Fixed media build on iOS

media/media.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # Override to dynamically link the cras (ChromeOS audio) library.
     'use_cras%': 0,
     # Option e.g. for Linux distributions to link pulseaudio directly
@@ skipping 1018 matching lines @@
             'formats/mpeg/adts_constants.cc',
             'formats/mpeg/adts_constants.h',
             'formats/mpeg/adts_stream_parser.cc',
             'formats/mpeg/adts_stream_parser.h',
             'formats/mpeg/mpeg1_audio_stream_parser.cc',
             'formats/mpeg/mpeg1_audio_stream_parser.h',
             'formats/mpeg/mpeg_audio_stream_parser_base.cc',
             'formats/mpeg/mpeg_audio_stream_parser_base.h',
           ],
         }],
-        ['target_arch=="ia32" or target_arch=="x64"', {
+        ['OS != "ios" and (target_arch=="ia32" or target_arch=="x64")', {
           'dependencies': [
             'media_asm',
             'media_sse2',
           ],
           'sources': [
             'base/simd/convert_yuv_to_rgb_x86.cc',
           ],
         }],
         ['OS!="linux" and OS!="win"', {
           'sources!': [
@@ skipping 889 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'media_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }