--- ./gfx/ycbcr/moz.build.orig	2014-04-03 13:50:38.990296661 +0000
+++ ./gfx/ycbcr/moz.build	2014-04-03 13:52:26.878268547 +0000
@@ -53,7 +53,7 @@ else:
         'yuv_row_other.cpp',
     ]

-if CONFIG['CPU_ARCH'] == 'arm' and CONFIG['HAVE_ARM_NEON']:
+if CONFIG['HAVE_ARM_NEON']:
     SOURCES += [
         'yuv_row_arm.s',
     ]