bind/java/SeqTest: use AndroidTestCase for Context.
bind/java/SeqTest: use AndroidTestCase for Context.

To exercise the code path that uses Context given to Go.init.

Change-Id: Ied1f9efff325c711275a1969c373011c59e1d08d
Reviewed-on: https://go-review.googlesource.com/5750
Reviewed-by: David Crawshaw <a2f0bf29257797dd66800b4fbb9945c3e216c004@golang.org>

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