Add an option to package test data to export_tarball script.

Add an option to package test data to export_tarball script.

It is helpful to have test data in a separate tarball, because
then the main tarball (with everything needed to compile the browser)
can be kept small while still allowing people to run tests as an option.

BUG=none

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=186981

[M-A Ruel, 2013-03-08 02:10:54]

lgtm

https://codereview.chromium.org/12621004/diff/1/tools/export_tarball/export_t...
File tools/export_tarball/export_tarball.py (right):

https://codereview.chromium.org/12621004/diff/1/tools/export_tarball/export_t...
tools/export_tarball/export_tarball.py:143: if options.basename:
output_basename = options.basename or os.path.basename(args[0])

https://codereview.chromium.org/12621004/diff/1/tools/export_tarball/export_t...
tools/export_tarball/export_tarball.py:154: if (options.test_data):
if options.test_data:

[Paweł Hajdan Jr., 2013-03-08 18:00:38]

https://codereview.chromium.org/12621004/diff/1/tools/export_tarball/export_t...
File tools/export_tarball/export_tarball.py (right):

https://codereview.chromium.org/12621004/diff/1/tools/export_tarball/export_t...
tools/export_tarball/export_tarball.py:143: if options.basename:
On 2013/03/08 02:10:54, Marc-Antoine Ruel wrote:
> output_basename = options.basename or os.path.basename(args[0])

Done.

https://codereview.chromium.org/12621004/diff/1/tools/export_tarball/export_t...
tools/export_tarball/export_tarball.py:154: if (options.test_data):
On 2013/03/08 02:10:54, Marc-Antoine Ruel wrote:
> if options.test_data:

Done. Heh, too much C++.

[Paweł Hajdan Jr., 2013-03-08 18:04:10]

Committed patchset #2 manually as r186981 (presubmit successful).