Add backported OrderedDict

Add backported OrderedDict

Using collections.OrderedDict caused chromium roll to fail:


Broke Win Builder (dbg) runhooks:

  File
"C:\b\build\slave\cr-win-dbg\build\src\tools\gyp\pylib\gyp\generator\msvs.py",
line 223, in _ConvertSourcesToFilterHierarchy
      folders = collections.OrderedDict()
  AttributeError: 'module' object has no attribute 'OrderedDict'

R=thakis@chromium.org
BUG=241769
Committed: https://code.google.com/p/gyp/source/detail?r=1816

[Nico, 2013-12-13 17:54:18]

lgtm :-/

https://codereview.chromium.org/106233005/diff/20001/pylib/gyp/generator/msvs.py
File pylib/gyp/generator/msvs.py (right):

https://codereview.chromium.org/106233005/diff/20001/pylib/gyp/generator/msvs...
pylib/gyp/generator/msvs.py:32: OrderedDict = _import_OrderedDict()
# TODO: Remove once bots are on 2.7, http://crbug.com/241769

https://codereview.chromium.org/106233005/diff/20001/pylib/gyp/ordered_dict.py
File pylib/gyp/ordered_dict.py (right):

https://codereview.chromium.org/106233005/diff/20001/pylib/gyp/ordered_dict.p...
pylib/gyp/ordered_dict.py:2: # This should be deleted once Py2.7 is available on
all bots.
, http://crbug.com/241769

[scottmg, 2013-12-13 17:56:29]

https://codereview.chromium.org/106233005/diff/20001/pylib/gyp/generator/msvs.py
File pylib/gyp/generator/msvs.py (right):

https://codereview.chromium.org/106233005/diff/20001/pylib/gyp/generator/msvs...
pylib/gyp/generator/msvs.py:32: OrderedDict = _import_OrderedDict()
On 2013/12/13 17:54:18, Nico wrote:
> # TODO: Remove once bots are on 2.7, http://crbug.com/241769

Done.

https://codereview.chromium.org/106233005/diff/20001/pylib/gyp/ordered_dict.py
File pylib/gyp/ordered_dict.py (right):

https://codereview.chromium.org/106233005/diff/20001/pylib/gyp/ordered_dict.p...
pylib/gyp/ordered_dict.py:2: # This should be deleted once Py2.7 is available on
all bots.
On 2013/12/13 17:54:18, Nico wrote:
> , http://crbug.com/241769

Done.

[scottmg, 2013-12-13 17:58:51]

Committed patchset #3 manually as r1816.

[Dirk Pranke, 2013-12-13 19:55:48]

Hm. Chromium is on 2.7 everywhere; do we know if there are other users (e.g.,
Node) that still need 2.6 ?