Add copyright to gyp/codec.gyp.
Add copyright to gyp/codec.gyp.

Review URL: https://codereview.chromium.org/1023673010

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