app: darwin/amd64 event model implementation
app: darwin/amd64 event model implementation

Change-Id: I16d706131508bd27415f26c6bbb64210e0af2819
Reviewed-on: https://go-review.googlesource.com/11620
Reviewed-by: Hyang-Ah Hana Kim <d7e82c3c07f92613bcbf9a1e88f6b96c13caa3b0@gmail.com>

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