Changes to media.gyp for Chromoting iOS client

media/base/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/ui.gni")
 import("//build/config/linux/pkg_config.gni")
 import("//media/media_options.gni")
 
@@ skipping 390 matching lines @@
     if (cpu_arch == "x86") {
       yasm_flags += [ "-DARCH_X86_32" ]
     } else if (cpu_arch == "x64") {
       yasm_flags += [ "-DARCH_X86_64" ]
       sources += [
         "simd/linear_scale_yuv_to_rgb_mmx_x64.asm",
         "simd/scale_yuv_to_rgb_sse2_x64.asm",
       ]
     }
 
-    if (is_mac) {
+    if (is_mac || is_ios) {
       yasm_flags += [
         "-DPREFIX",
         "-DMACHO",
       ]
     } else {
       if (is_posix) {
         yasm_flags += [ "-DELF" ]
         if (cpu_arch == "x64") {
         # TODO(ajwong): Why isn't this true in mac?
           yasm_flags += [ "-DPIC" ]
         }
       }
     }
   }
 }