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diff -up firefox-52.0/gfx/skia/skia/include/core/SkPreConfig.h.arm firefox-52.0/gfx/skia/skia/include/core/SkPreConfig.h
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--- firefox-52.0/gfx/skia/skia/include/core/SkPreConfig.h.arm	2017-03-03 13:53:52.480754536 +0100
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+++ firefox-52.0/gfx/skia/skia/include/core/SkPreConfig.h	2017-03-03 13:56:01.476018102 +0100
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@@ -203,6 +203,10 @@
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     #define SK_ARM_HAS_CRC32
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 #endif
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+#if defined(__aarch64__)
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+    #undef SK_ARM_HAS_NEON
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+#endif
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+
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 //////////////////////////////////////////////////////////////////////
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 #if !defined(SKIA_IMPLEMENTATION)