fix win 8 bot
fix win 8 bot

Comment out assert (runtime documentation)
It fails on Win 8 because the result isn't bit identical.

TBR=bungeman@google.com

Review URL: https://codereview.chromium.org/1148053003

tmpvar/skia.cc,todotodoo/skia,noselhq/skia,Hikari-no-Tenshi/android_external_skia,tmpvar/skia.cc,rubenvb/skia,qrealka/skia-hc,ominux/skia,todotodoo/skia,todotodoo/skia,todotodoo/skia,qrealka/skia-hc,vanish87/skia,Hikari-no-Tenshi/android_external_skia,shahrzadmn/skia,aosp-mirror/platform_external_skia,rubenvb/skia,aosp-mirror/platform_external_skia,Hikari-no-Tenshi/android_external_skia,pcwalton/skia,vanish87/skia,google/skia,HalCanary/skia-hc,google/skia,ominux/skia,Jichao/skia,HalCanary/skia-hc,shahrzadmn/skia,tmpvar/skia.cc,rubenvb/skia,Jichao/skia,shahrzadmn/skia,rubenvb/skia,pcwalton/skia,Jichao/skia,aosp-mirror/platform_external_skia,shahrzadmn/skia,HalCanary/skia-hc,nvoron23/skia,vanish87/skia,Hikari-no-Tenshi/android_external_skia,noselhq/skia,Hikari-no-Tenshi/android_external_skia,qrealka/skia-hc,aosp-mirror/platform_external_skia,tmpvar/skia.cc,vanish87/skia,Hikari-no-Tenshi/android_external_skia,nvoron23/skia,ominux/skia,HalCanary/skia-hc,qrealka/skia-hc,ominux/skia,ominux/skia,vanish87/skia,nvoron23/skia,todotodoo/skia,nvoron23/skia,shahrzadmn/skia,qrealka/skia-hc,rubenvb/skia,rubenvb/skia,qrealka/skia-hc,vanish87/skia,pcwalton/skia,noselhq/skia,noselhq/skia,aosp-mirror/platform_external_skia,nvoron23/skia,HalCanary/skia-hc,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,pcwalton/skia,google/skia,nvoron23/skia,Jichao/skia,qrealka/skia-hc,pcwalton/skia,nvoron23/skia,google/skia,HalCanary/skia-hc,HalCanary/skia-hc,shahrzadmn/skia,google/skia,todotodoo/skia,HalCanary/skia-hc,ominux/skia,google/skia,noselhq/skia,shahrzadmn/skia,tmpvar/skia.cc,HalCanary/skia-hc,Hikari-no-Tenshi/android_external_skia,Jichao/skia,tmpvar/skia.cc,todotodoo/skia,todotodoo/skia,tmpvar/skia.cc,google/skia,qrealka/skia-hc,noselhq/skia,vanish87/skia,nvoron23/skia,vanish87/skia,aosp-mirror/platform_external_skia,ominux/skia,pcwalton/skia,pcwalton/skia,shahrzadmn/skia,google/skia,rubenvb/skia,aosp-mirror/platform_external_skia,ominux/skia,aosp-mirror/platform_external_skia,pcwalton/skia,noselhq/skia,vanish87/skia,tmpvar/skia.cc,rubenvb/skia,nvoron23/skia,shahrzadmn/skia,rubenvb/skia,Jichao/skia,Jichao/skia,ominux/skia,noselhq/skia,pcwalton/skia,noselhq/skia,rubenvb/skia,HalCanary/skia-hc,google/skia,tmpvar/skia.cc,Jichao/skia,todotodoo/skia,Hikari-no-Tenshi/android_external_skia,google/skia,Jichao/skia