delete float, complex - code changes
also:
	cmplx -> complex
	float64(1.0) -> 1.0
	float64(1) -> 1.0

R=gri, r, gri1, r2
CC=golang-dev
https://golang.org/cl/3991043
diff --git a/test/fixedbugs/bug307.go b/test/fixedbugs/bug307.go
index a1a30df..1b42c09 100644
--- a/test/fixedbugs/bug307.go
+++ b/test/fixedbugs/bug307.go
@@ -5,11 +5,11 @@
 // license that can be found in the LICENSE file.
 
 // Valid program, gccgo reported an error.
-// bug307.go:14:6: error: cmplx arguments must have identical types
+// bug307.go:14:6: error: complex arguments must have identical types
 
 package main
 
 func main() {
 	var f float64
-	_ = cmplx(1 / f, 0)
+	_ = complex(1/f, 0)
 }