cmd/gomobile: remove obsolete TODOs
cmd/gomobile: remove obsolete TODOs

Change-Id: Iad4da95329c6f0d446f82a815bf84ae9bb54312c
Reviewed-on: https://go-review.googlesource.com/11732
Reviewed-by: Hyang-Ah Hana Kim <d7e82c3c07f92613bcbf9a1e88f6b96c13caa3b0@gmail.com>

ichu501/mobile,zach-klippenstein/mobile,ichu501/mobile,qskycolor/mobile,MaxCy330/mobile,b54898533/mobile,tempbottle/mobile,golang/mobile,goldcaddy77/mobile,xing/gomobile,DanielWorld/mobile,DanielWorld/mobile,steeve/mobile,b54898533/mobile,freeman0211/mobile,cainiaocome/mobile,samanalysis/mobile,goldcaddy77/mobile,MaxCy330/mobile,tempbottle/mobile,goldcaddy77/mobile,tempbottle/mobile,0x90sled/mobile,swisspol/mobile,ppamorim/mobile,zach-klippenstein/mobile,ppamorim/mobile,xing/gomobile,goldcaddy77/mobile,0x90sled/mobile,freeman0211/mobile,tempbottle/mobile,steeve/mobile,swisspol/mobile,lonphy23t/mobile,lonphy23t/mobile,cainiaocome/mobile,zach-klippenstein/mobile,lonphy23t/mobile,lonphy23t/mobile,qskycolor/mobile,ppamorim/mobile,xing/gomobile,cainiaocome/mobile,swisspol/mobile,b54898533/mobile,golang/mobile,lonphy23t/mobile,cainiaocome/mobile,ichu501/mobile,xing/gomobile,MaxCy330/mobile,samanalysis/mobile,0x90sled/mobile,golang/mobile,ppamorim/mobile,samanalysis/mobile,golang/mobile,swisspol/mobile,MaxCy330/mobile,ichu501/mobile,swisspol/mobile,0x90sled/mobile,qskycolor/mobile,qskycolor/mobile,b54898533/mobile,b54898533/mobile,xing/gomobile,cainiaocome/mobile,0x90sled/mobile,steeve/mobile,samanalysis/mobile,MaxCy330/mobile,DanielWorld/mobile,DanielWorld/mobile,freeman0211/mobile,goldcaddy77/mobile,zach-klippenstein/mobile,samanalysis/mobile,steeve/mobile,freeman0211/mobile,tempbottle/mobile,ichu501/mobile,ppamorim/mobile