disable assembly in header for msan=1

libyuv_test.gyp

 # Copyright 2011 The LibYuv 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.
 
 {
   'variables': {
@@ skipping 73 matching lines @@
         # TODO(YangZhang): These lines can be removed when high accuracy
         # YUV to RGB to Neon is ported.
         [ '(target_arch == "armv7" or target_arch == "armv7s" \
           or (target_arch == "arm" and arm_version >= 7) \
           or target_arch == "arm64") \
           and (arm_neon == 1 or arm_neon_optional == 1)', {
           'defines': [
             'LIBYUV_NEON'
           ],
         }],
-        # MemorySanitizer does not support assembly code yet.
-        # http://crbug.com/344505
-        [ 'msan == 1', {
-          'defines': [
-            'LIBYUV_DISABLE_X86',
-          ],
-        }],
       ], # conditions
       'defines': [
         # Enable the following 3 macros to turn off assembly for specified CPU.
         # 'LIBYUV_DISABLE_X86',
         # 'LIBYUV_DISABLE_NEON',
         # 'LIBYUV_DISABLE_MIPS',
         # Enable the following macro to build libyuv as a shared library (dll).
         # 'LIBYUV_USING_SHARED_LIBRARY',
       ],
     },
@@ skipping 107 matching lines @@
       ],
     }],
   ],
 }
 
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