code review 133140043: runtime: rename Lock to Mutex

runtime: rename Lock to Mutex

Mutex is consistent with package sync, and when in the
unexported Go form it avoids having a conflcit between
the type (now mutex) and the function (lock).

[rsc, 2014-08-28 02:54:26]

Hello golang-codereviews@googlegroups.com (cc: dvyukov, iant, r),

I'd like you to review this change to
https://code.google.com/p/go/

[iant, 2014-08-28 03:06:48]

LGTM

https://codereview.appspot.com/133140043/diff/40001/src/pkg/runtime/cgocall.c
File src/pkg/runtime/cgocall.c (right):

https://codereview.appspot.com/133140043/diff/40001/src/pkg/runtime/cgocall.c...
src/pkg/runtime/cgocall.c:118: * Mutex g to m to ensure we stay on the same
stack if we do a
This one should not be changed.

https://codereview.appspot.com/133140043/diff/40001/src/pkg/runtime/runtime.h
File src/pkg/runtime/runtime.h (right):

https://codereview.appspot.com/133140043/diff/40001/src/pkg/runtime/runtime.h...
src/pkg/runtime/runtime.h:1033: * Mutex-free stack.
This one should not be changed.

[rsc, 2014-08-28 03:17:10]

I swear I fixed those. I'll double-check, but I think I just forgot to
reupload.

[rsc, 2014-08-28 03:32:54]

*** Submitted as https://code.google.com/p/go/source/detail?r=5b870283b7ae ***

runtime: rename Lock to Mutex

Mutex is consistent with package sync, and when in the
unexported Go form it avoids having a conflcit between
the type (now mutex) and the function (lock).

LGTM=iant
R=golang-codereviews, iant
CC=dvyukov, golang-codereviews, r
https://codereview.appspot.com/133140043

[gobot, 2014-08-28 03:35:05]

This CL appears to have broken the windows-amd64-perf builder.
See http://build.golang.org/log/e338f2c0a146ac73ee72cfb05ad4797f1d278fae