Change to disable a warning for GCC compilation

Change to disable a warning for GCC compilation

The warning was only shown and asked not to be treated as an error.
However, some recent flag change of chromeos toolchain has some
interference with the warning. To avoid future problem, disable the
warning for GCC.

BUG=chromium:615424
Committed: https://pdfium.googlesource.com/pdfium/+/d23df55b95716a4b6021ab600b99fd31954c8052

[Wei Li, 2016-05-27 20:00:34]

Description was changed from

==========
Change to disable the warning for GCC compilation

The warning was only shown and asked to be not treated as an error.
However, some recent flag change of chromeos toolchain has some
interference with the warning. To avoid future problem, disable the
warning for GCC.

BUG=chromium:615424
==========

to

==========
Change to disable a warning for GCC compilation

The warning was only shown and asked not to be treated as an error.
However, some recent flag change of chromeos toolchain has some
interference with the warning. To avoid future problem, disable the
warning for GCC.

BUG=chromium:615424
==========

[Wei Li, 2016-05-27 20:01:25]

weili@chromium.org changed reviewers:
+ thestig@chromium.org

[Wei Li, 2016-05-27 20:01:25]

pls review, thanks

[Lei Zhang, 2016-05-27 20:06:15]

+llozano

[Lei Zhang, 2016-05-27 20:06:59]

lgtm

[Wei Li, 2016-05-27 20:09:32]

The CQ bit was checked by weili@chromium.org

[commit-bot: I haz the power, 2016-05-27 20:09:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2013163003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2013163003/1

[commit-bot: I haz the power, 2016-05-27 20:21:58]

Description was changed from

==========
Change to disable a warning for GCC compilation

The warning was only shown and asked not to be treated as an error.
However, some recent flag change of chromeos toolchain has some
interference with the warning. To avoid future problem, disable the
warning for GCC.

BUG=chromium:615424
==========

to

==========
Change to disable a warning for GCC compilation

The warning was only shown and asked not to be treated as an error.
However, some recent flag change of chromeos toolchain has some
interference with the warning. To avoid future problem, disable the
warning for GCC.

BUG=chromium:615424

Committed:
https://pdfium.googlesource.com/pdfium/+/d23df55b95716a4b6021ab600b99fd31954c...
==========

[commit-bot: I haz the power, 2016-05-27 20:21:59]

Committed patchset #1 (id:1) as
https://pdfium.googlesource.com/pdfium/+/d23df55b95716a4b6021ab600b99fd31954c...