test/interface/receiver.go: expand to do dynamic 	versions of static checks in receiver1.go
test/interface/receiver.go: expand to do dynamic
	versions of static checks in receiver1.go

R=r
http://codereview.appspot.com/155045

nightlyone/golang,dsriram/golang,bdwalton/debian-golang,tv42/old-go,bdwalton/debian-golang,apparentlymart/golang,tianon/debian-golang,apparentlymart/golang,dsriram/golang,tianon/debian-golang,dsriram/golang,gnanderson/go,gnanderson/go,tianon/debian-golang,pombredanne/go-deleteme,nightlyone/golang,h8liu/golang,pombredanne/go-deleteme,tianon/debian-golang,apparentlymart/golang,bdwalton/debian-golang,tv42/old-go,dsriram/golang,tianon/debian-golang,tv42/old-go,ssrl/go,gnanderson/go,h8liu/golang,ssrl/go,nightlyone/golang,nightlyone/golang,ssrl/go,bdwalton/debian-golang,gnanderson/go,nightlyone/golang,gnanderson/go,h8liu/golang,dsriram/golang,gnanderson/go,h8liu/golang,h8liu/golang,tv42/old-go,bdwalton/debian-golang,apparentlymart/golang,bdwalton/debian-golang,bdwalton/debian-golang,pombredanne/go-deleteme,bdwalton/debian-golang,nightlyone/golang,tv42/old-go,pombredanne/go-deleteme,ssrl/go,h8liu/golang,apparentlymart/golang,nightlyone/golang,h8liu/golang,apparentlymart/golang,tv42/old-go,tv42/old-go,ssrl/go,pombredanne/go-deleteme,ssrl/go,gnanderson/go,tianon/debian-golang,tianon/debian-golang,dsriram/golang,dsriram/golang,apparentlymart/golang,pombredanne/go-deleteme,tianon/debian-golang,pombredanne/go-deleteme,ssrl/go