Remove dead code.
Remove dead code.

BUG=skia:4117
R=mtklein@google.com

Review URL: https://codereview.chromium.org/1262213005 .

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