cmd/compile: remove Betypeinit

Change-Id: I5c2fd0ff1b49f3826f2b9869b0b11329804b0e2a
Reviewed-on: https://go-review.googlesource.com/29244
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dave Cheney <dave@cheney.net>
diff --git a/src/cmd/compile/internal/gc/go.go b/src/cmd/compile/internal/gc/go.go
index b44ad19..154b279 100644
--- a/src/cmd/compile/internal/gc/go.go
+++ b/src/cmd/compile/internal/gc/go.go
@@ -359,10 +359,9 @@
 	REGCTXT  int
 	MAXWIDTH int64
 
-	Betypeinit func()
-	Defframe   func(*obj.Prog)
-	Proginfo   func(*obj.Prog) // fills in Prog.Info
-	Use387     bool            // should 8g use 387 FP instructions instead of sse2.
+	Defframe func(*obj.Prog)
+	Proginfo func(*obj.Prog) // fills in Prog.Info
+	Use387   bool            // should 8g use 387 FP instructions instead of sse2.
 
 	// SSARegToReg maps ssa register numbers to obj register numbers.
 	SSARegToReg []int16