gyp: Move shim_headers.gypi from chromium.

gyp: Move shim_headers.gypi from chromium.

The file was removed in chromium:
https://codereview.chromium.org/2331893004

This moves it here to keep the logic working for
projects depending on ICU that still have a few gyp bots.

BUG=chromium:474921
R=jochen@chromium.org

Committed: https://chromium.googlesource.com/chromium/deps/icu/+/b0bd3ee50bc2e768d7a17cbc60d87f517f024dbe

[Michael Achenbach, 2016-09-13 07:03:09]

Description was changed from

==========
gyp: Move shim_headers.gypi from chromium.

BUG=
==========

to

==========
gyp: Move shim_headers.gypi from chromium.

The file was removed in chromium:
https://codereview.chromium.org/2331893004

This moves it here to keep the logic working for
projects depending on ICU that still have a few gyp bots.

BUG=chromium:474921
==========

[Michael Achenbach, 2016-09-13 07:03:09]

machenbach@chromium.org changed reviewers:
+ jochen@chromium.org, jshin@chromium.org

[Michael Achenbach, 2016-09-13 07:04:15]

PTAL

https://codereview.chromium.org/2335993003/diff/1/shim_headers.gypi
File shim_headers.gypi (right):

https://codereview.chromium.org/2335993003/diff/1/shim_headers.gypi#newcode1
shim_headers.gypi:1: # Copyright (c) 2012 The Chromium Authors. All rights
reserved.
1:1 copy from
https://chromium.googlesource.com/chromium/src/build/+/7aec10bd59d87ec300f018...

[jochen (gone - plz use gerrit), 2016-09-13 13:53:07]

lgtm

[Michael Achenbach, 2016-09-13 13:59:51]

Description was changed from

==========
gyp: Move shim_headers.gypi from chromium.

The file was removed in chromium:
https://codereview.chromium.org/2331893004

This moves it here to keep the logic working for
projects depending on ICU that still have a few gyp bots.

BUG=chromium:474921
==========

to

==========
gyp: Move shim_headers.gypi from chromium.

The file was removed in chromium:
https://codereview.chromium.org/2331893004

This moves it here to keep the logic working for
projects depending on ICU that still have a few gyp bots.

BUG=chromium:474921
R=jochen@chromium.org

Committed:
https://chromium.googlesource.com/chromium/deps/icu/+/b0bd3ee50bc2e768d7a17cb...
==========

[Michael Achenbach, 2016-09-13 13:59:53]

Committed patchset #1 (id:1) manually as
b0bd3ee50bc2e768d7a17cbc60d87f517f024dbe (presubmit successful).