bind: remove erroneous class to name replacer

The name replacement is done in asMethod.

Change-Id: I9aedf1231c0563f53e3a34f29197e106c090ee6e
Reviewed-on: https://go-review.googlesource.com/51871
Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>
diff --git a/bind/genobjc.go b/bind/genobjc.go
index 4485dcf..f306d5e 100644
--- a/bind/genobjc.go
+++ b/bind/genobjc.go
@@ -1051,7 +1051,7 @@
 			continue
 		}
 		s := g.funcSummary(obj, m)
-		g.Printf("- %s;\n", objcNameReplacer(lowerFirst(s.asMethod(g))))
+		g.Printf("- %s;\n", s.asMethod(g))
 	}
 	g.Printf("@end\n")
 }