Fix write_ordered_libraries.py for libraries with odd filenames

Fix write_ordered_libraries.py for libraries with odd filenames

Almost any character is valid in a filename. The rest of the pattern
should be restrictive enough that we don't actually match anything that
we don't want.

BUG=427718
Committed: https://crrev.com/4a714c8d99004ed1f882f502dbe65d126e413b4b
Cr-Commit-Position: refs/heads/master@{#311397}

[cjhopman, 2015-01-14 01:17:46]

cjhopman@chromium.org changed reviewers:
+ jdduke@chromium.org

[cjhopman, 2015-01-14 01:17:47]

jdduke: *

[jdduke (slow), 2015-01-14 01:22:58]

lgtm, thanks.

[cjhopman, 2015-01-14 01:23:16]

The CQ bit was checked by cjhopman@chromium.org

[commit-bot: I haz the power, 2015-01-14 01:23:43]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/849973002/1

[commit-bot: I haz the power, 2015-01-14 03:03:33]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-14 03:04:16]

Patchset 1 (id:??) landed as
https://crrev.com/4a714c8d99004ed1f882f502dbe65d126e413b4b
Cr-Commit-Position: refs/heads/master@{#311397}