runtime: remove syscall.NewCallbackCDecl on Windows

It is not possible to use (there is no declaration in package syscall),
and no one seems to care.

Alex Brainman may bring this back properly for Go 1.3.

Fixes #6338.

R=golang-dev, r, alex.brainman
CC=golang-dev
https://golang.org/cl/14287043

diff --git a/src/pkg/runtime/syscall_windows.goc b/src/pkg/runtime/syscall_windows.goc
index 781ec908d0644f64b358f23f53edb53e95cff8b9..173d3ed6a96f7ff085c40070493f17896894d1b3 100644 (file)
--- a/src/pkg/runtime/syscall_windows.goc
+++ b/src/pkg/runtime/syscall_windows.goc
@@ -40,9 +40,14 @@ func NewCallback(fn Eface) (code uintptr) {
        code = (uintptr)runtime·compilecallback(fn, true);
 }
 
+/*
+ * If this is needed, uncomment here and add a declaration in package syscall
+ * next to the NewCallback declaration.
+ *
 func NewCallbackCDecl(fn Eface) (code uintptr) {
        code = (uintptr)runtime·compilecallback(fn, false);
 }
+ */
 
 func Syscall(fn uintptr, nargs uintptr, a1 uintptr, a2 uintptr, a3 uintptr) (r1 uintptr, r2 uintptr, err uintptr) {
        WinCall c;