Add SK_API to global scope operators of SkMatrix
Add SK_API to global scope operators of SkMatrix

Review URL: https://codereview.chromium.org/678153002

timduru/platform-external-skia,invisiblek/android_external_skia,nfxosp/platform_external_skia,Jichao/skia,YUPlayGodDev/platform_external_skia,UBERMALLOW/external_skia,nfxosp/platform_external_skia,TeamTwisted/external_skia,invisiblek/android_external_skia,Infinitive-OS/platform_external_skia,VRToxin-AOSP/android_external_skia,nvoron23/skia,qrealka/skia-hc,jtg-gg/skia,tmpvar/skia.cc,amyvmiwei/skia,ominux/skia,Hikari-no-Tenshi/android_external_skia,MinimalOS-AOSP/platform_external_skia,w3nd1go/android_external_skia,w3nd1go/android_external_skia,MarshedOut/android_external_skia,tmpvar/skia.cc,vanish87/skia,HalCanary/skia-hc,vanish87/skia,TeamExodus/external_skia,TeamTwisted/external_skia,shahrzadmn/skia,timduru/platform-external-skia,todotodoo/skia,MonkeyZZZZ/platform_external_skia,noselhq/skia,boulzordev/android_external_skia,timduru/platform-external-skia,VRToxin-AOSP/android_external_skia,HalCanary/skia-hc,OneRom/external_skia,aosp-mirror/platform_external_skia,Jichao/skia,PAC-ROM/android_external_skia,chenlian2015/skia_from_google,BrokenROM/external_skia,chenlian2015/skia_from_google,UBERMALLOW/external_skia,AOSPB/external_skia,invisiblek/android_external_skia,MonkeyZZZZ/platform_external_skia,BrokenROM/external_skia,nvoron23/skia,ominux/skia,PAC-ROM/android_external_skia,samuelig/skia,scroggo/skia,boulzordev/android_external_skia,tmpvar/skia.cc,AOSP-YU/platform_external_skia,rubenvb/skia,Hikari-no-Tenshi/android_external_skia,aosp-mirror/platform_external_skia,OneRom/external_skia,todotodoo/skia,aosp-mirror/platform_external_skia,YUPlayGodDev/platform_external_skia,ominux/skia,pcwalton/skia,DiamondLovesYou/skia-sys,chenlian2015/skia_from_google,w3nd1go/android_external_skia,amyvmiwei/skia,TeamExodus/external_skia,qrealka/skia-hc,OneRom/external_skia,jtg-gg/skia,Igalia/skia,AOSPB/external_skia,TeamTwisted/external_skia,jtg-gg/skia,chenlian2015/skia_from_google,chenlian2015/skia_from_google,MarshedOut/android_external_skia,OneRom/external_skia,MinimalOS-AOSP/platform_external_skia,w3nd1go/android_external_skia,w3nd1go/android_external_skia,amyvmiwei/skia,BrokenROM/external_skia,todotodoo/skia,geekboxzone/mmallow_external_skia,rubenvb/skia,w3nd1go/android_external_skia,Igalia/skia,w3nd1go/android_external_skia,HalCanary/skia-hc,scroggo/skia,shahrzadmn/skia,MonkeyZZZZ/platform_external_skia,TeamTwisted/external_skia,google/skia,ominux/skia,geekboxzone/mmallow_external_skia,noselhq/skia,samuelig/skia,Infinitive-OS/platform_external_skia,rubenvb/skia,aosp-mirror/platform_external_skia,nfxosp/platform_external_skia,AOSP-YU/platform_external_skia,HalCanary/skia-hc,Igalia/skia,vanish87/skia,shahrzadmn/skia,UBERMALLOW/external_skia,AOSPB/external_skia,MinimalOS-AOSP/platform_external_skia,nvoron23/skia,TeamTwisted/external_skia,MarshedOut/android_external_skia,boulzordev/android_external_skia,invisiblek/android_external_skia,VRToxin-AOSP/android_external_skia,TeamExodus/external_skia,nfxosp/platform_external_skia,nvoron23/skia,w3nd1go/android_external_skia,Igalia/skia,samuelig/skia,Hikari-no-Tenshi/android_external_skia,noselhq/skia,geekboxzone/mmallow_external_skia,invisiblek/android_external_skia,Infinitive-OS/platform_external_skia,google/skia,aosp-mirror/platform_external_skia,qrealka/skia-hc,shahrzadmn/skia,samuelig/skia,invisiblek/android_external_skia,BrokenROM/external_skia,google/skia,vanish87/skia,samuelig/skia,AOSPB/external_skia,MonkeyZZZZ/platform_external_skia,Hikari-no-Tenshi/android_external_skia,shahrzadmn/skia,AOSP-YU/platform_external_skia,boulzordev/android_external_skia,HalCanary/skia-hc,VRToxin-AOSP/android_external_skia,amyvmiwei/skia,noselhq/skia,geekboxzone/mmallow_external_skia,google/skia,noselhq/skia,PAC-ROM/android_external_skia,OneRom/external_skia,nvoron23/skia,nfxosp/platform_external_skia,TeamExodus/external_skia,scroggo/skia,TeamTwisted/external_skia,Igalia/skia,amyvmiwei/skia,YUPlayGodDev/platform_external_skia,vanish87/skia,YUPlayGodDev/platform_external_skia,pcwalton/skia,AOSPB/external_skia,nfxosp/platform_external_skia,pcwalton/skia,MonkeyZZZZ/platform_external_skia,AOSPB/external_skia,spezi77/android_external_skia,spezi77/android_external_skia,AOSPB/external_skia,tmpvar/skia.cc,PAC-ROM/android_external_skia,amyvmiwei/skia,YUPlayGodDev/platform_external_skia,Hikari-no-Tenshi/android_external_skia,MinimalOS-AOSP/platform_external_skia,boulzordev/android_external_skia,UBERMALLOW/external_skia,DiamondLovesYou/skia-sys,scroggo/skia,UBERMALLOW/external_skia,TeamTwisted/external_skia,google/skia,jtg-gg/skia,todotodoo/skia,nfxosp/platform_external_skia,rubenvb/skia,Infinitive-OS/platform_external_skia,UBERMALLOW/external_skia,ominux/skia,MarshedOut/android_external_skia,Jichao/skia,Infinitive-OS/platform_external_skia,TeamExodus/external_skia,jtg-gg/skia,HalCanary/skia-hc,noselhq/skia,pcwalton/skia,boulzordev/android_external_skia,qrealka/skia-hc,pcwalton/skia,qrealka/skia-hc,todotodoo/skia,rubenvb/skia,DiamondLovesYou/skia-sys,nvoron23/skia,boulzordev/android_external_skia,HalCanary/skia-hc,MinimalOS-AOSP/platform_external_skia,samuelig/skia,spezi77/android_external_skia,YUPlayGodDev/platform_external_skia,shahrzadmn/skia,TeamExodus/external_skia,Igalia/skia,VRToxin-AOSP/android_external_skia,tmpvar/skia.cc,timduru/platform-external-skia,boulzordev/android_external_skia,aosp-mirror/platform_external_skia,YUPlayGodDev/platform_external_skia,pcwalton/skia,invisiblek/android_external_skia,VRToxin-AOSP/android_external_skia,google/skia,ominux/skia,TeamTwisted/external_skia,VRToxin-AOSP/android_external_skia,MonkeyZZZZ/platform_external_skia,shahrzadmn/skia,BrokenROM/external_skia,DiamondLovesYou/skia-sys,aosp-mirror/platform_external_skia,VRToxin-AOSP/android_external_skia,google/skia,scroggo/skia,PAC-ROM/android_external_skia,MarshedOut/android_external_skia,geekboxzone/mmallow_external_skia,noselhq/skia,amyvmiwei/skia,HalCanary/skia-hc,rubenvb/skia,shahrzadmn/skia,MinimalOS-AOSP/platform_external_skia,chenlian2015/skia_from_google,nfxosp/platform_external_skia,OneRom/external_skia,Jichao/skia,vanish87/skia,scroggo/skia,BrokenROM/external_skia,AOSP-YU/platform_external_skia,pcwalton/skia,vanish87/skia,scroggo/skia,HalCanary/skia-hc,Infinitive-OS/platform_external_skia,noselhq/skia,PAC-ROM/android_external_skia,PAC-ROM/android_external_skia,UBERMALLOW/external_skia,MarshedOut/android_external_skia,PAC-ROM/android_external_skia,AOSP-YU/platform_external_skia,YUPlayGodDev/platform_external_skia,amyvmiwei/skia,AOSP-YU/platform_external_skia,AOSP-YU/platform_external_skia,OneRom/external_skia,AOSP-YU/platform_external_skia,rubenvb/skia,timduru/platform-external-skia,shahrzadmn/skia,samuelig/skia,YUPlayGodDev/platform_external_skia,BrokenROM/external_skia,UBERMALLOW/external_skia,rubenvb/skia,Jichao/skia,DiamondLovesYou/skia-sys,nvoron23/skia,Hikari-no-Tenshi/android_external_skia,Jichao/skia,spezi77/android_external_skia,qrealka/skia-hc,chenlian2015/skia_from_google,google/skia,Jichao/skia,Jichao/skia,google/skia,vanish87/skia,Jichao/skia,qrealka/skia-hc,nvoron23/skia,qrealka/skia-hc,jtg-gg/skia,AOSPB/external_skia,spezi77/android_external_skia,ominux/skia,tmpvar/skia.cc,Hikari-no-Tenshi/android_external_skia,MinimalOS-AOSP/platform_external_skia,MonkeyZZZZ/platform_external_skia,DiamondLovesYou/skia-sys,pcwalton/skia,AOSPB/external_skia,TeamExodus/external_skia,Infinitive-OS/platform_external_skia,tmpvar/skia.cc,timduru/platform-external-skia,Igalia/skia,MarshedOut/android_external_skia,OneRom/external_skia,rubenvb/skia,OneRom/external_skia,DiamondLovesYou/skia-sys,samuelig/skia,UBERMALLOW/external_skia,geekboxzone/mmallow_external_skia,TeamExodus/external_skia,TeamTwisted/external_skia,MinimalOS-AOSP/platform_external_skia,MonkeyZZZZ/platform_external_skia,Hikari-no-Tenshi/android_external_skia,todotodoo/skia,vanish87/skia,Infinitive-OS/platform_external_skia,todotodoo/skia,aosp-mirror/platform_external_skia,google/skia,todotodoo/skia,ominux/skia,aosp-mirror/platform_external_skia,VRToxin-AOSP/android_external_skia,tmpvar/skia.cc,Infinitive-OS/platform_external_skia,timduru/platform-external-skia,MarshedOut/android_external_skia,spezi77/android_external_skia,rubenvb/skia,MonkeyZZZZ/platform_external_skia,tmpvar/skia.cc,aosp-mirror/platform_external_skia,todotodoo/skia,nfxosp/platform_external_skia,PAC-ROM/android_external_skia,geekboxzone/mmallow_external_skia,TeamExodus/external_skia,pcwalton/skia,invisiblek/android_external_skia,BrokenROM/external_skia,Igalia/skia,jtg-gg/skia,geekboxzone/mmallow_external_skia,scroggo/skia,MinimalOS-AOSP/platform_external_skia,w3nd1go/android_external_skia,AOSP-YU/platform_external_skia,noselhq/skia,geekboxzone/mmallow_external_skia,ominux/skia,nvoron23/skia,MarshedOut/android_external_skia,boulzordev/android_external_skia,HalCanary/skia-hc