.hgignore: delete dregs

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/5634045

.hgignore

@@ -37,21 +37,17 @@ src/cmd/cc/y.output
 src/cmd/gc/mkbuiltin1
 src/cmd/gc/opnames.h
 src/cmd/gc/y.output
-src/pkg/Make.deps
 src/pkg/exp/norm/maketables
 src/pkg/exp/norm/maketesttables
 src/pkg/exp/norm/normregtest
 src/pkg/exp/ebnflint/ebnflint
 src/pkg/go/build/syslist.go
 src/pkg/go/doc/headscan
-src/pkg/runtime/*/asm.h
 src/pkg/runtime/arch_GOARCH.h
 src/pkg/runtime/defs_GOOS_GOARCH.h
 src/pkg/runtime/goc2c
 src/pkg/runtime/mkversion
 src/pkg/runtime/os_GOOS.h
-src/pkg/runtime/runtime.acid.*
-src/pkg/runtime/runtime_defs.go
 src/pkg/runtime/signals_GOOS.h
 src/pkg/runtime/version.go
 src/pkg/runtime/version_*.go