Use saturated arithmetic in NinePieceImageGrid to avoid overflow

Use saturated arithmetic in NinePieceImageGrid to avoid overflow

This is a simple patch to avoid unnecessary overflow when adding
widths together.

BUG=693010
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Review-Url: https://codereview.chromium.org/2705653004
Cr-Commit-Position: refs/heads/master@{#451485}
Committed: https://chromium.googlesource.com/chromium/src/+/9c78072f8bfee9cf61c42f3385d1ff9d7dab22a6

[pdr., 2017-02-17 22:15:24]

Description was changed from

==========
Use saturated arithmetic in NinePieceImageGrid to avoid overflow

This is a simple patch to avoid unnecessary overflow when adding
widths together.

BUG=693010
==========

to

==========
Use saturated arithmetic in NinePieceImageGrid to avoid overflow

This is a simple patch to avoid unnecessary overflow when adding
widths together.

BUG=693010
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

[pdr., 2017-02-17 22:16:21]

pdr@chromium.org changed reviewers:
+ chrishtr@chromium.org

[pdr., 2017-02-17 22:16:55]

Pretty sure this is the last open overflow bug on our team.

[chrishtr, 2017-02-17 22:18:43]

lgtm

[chrishtr, 2017-02-17 22:18:46]

The CQ bit was checked by chrishtr@chromium.org

[commit-bot: I haz the power, 2017-02-17 22:19:56]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-02-18 00:23:01]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-02-18 00:23:02]

Try jobs failed on following builders:
  cast_shell_linux on master.tryserver.chromium.linux (JOB_TIMED_OUT, no build
URL)
  chromeos_amd64-generic_chromium_compile_only_ng on
master.tryserver.chromium.linux (JOB_TIMED_OUT, no build URL)
  linux_chromium_chromeos_rel_ng on master.tryserver.chromium.linux
(JOB_TIMED_OUT, no build URL)
  linux_chromium_compile_dbg_ng on master.tryserver.chromium.linux
(JOB_TIMED_OUT, no build URL)
  linux_layout_tests_slimming_paint_v2 on master.tryserver.chromium.linux
(JOB_TIMED_OUT, no build URL)

[pdr., 2017-02-18 02:55:46]

The CQ bit was checked by pdr@chromium.org

[commit-bot: I haz the power, 2017-02-18 02:56:25]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-02-18 06:27:01]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-02-18 06:27:01]

Try jobs failed on following builders:
  linux_chromium_chromeos_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[pdr., 2017-02-18 18:30:18]

The CQ bit was checked by pdr@chromium.org

[commit-bot: I haz the power, 2017-02-18 18:30:28]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-02-18 19:05:03]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1487442618925520, "parent_rev":
"89ec62330efc014949d78367b94de89c4a7b5405", "commit_rev":
"9c78072f8bfee9cf61c42f3385d1ff9d7dab22a6"}

[commit-bot: I haz the power, 2017-02-18 19:05:36]

Description was changed from

==========
Use saturated arithmetic in NinePieceImageGrid to avoid overflow

This is a simple patch to avoid unnecessary overflow when adding
widths together.

BUG=693010
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

to

==========
Use saturated arithmetic in NinePieceImageGrid to avoid overflow

This is a simple patch to avoid unnecessary overflow when adding
widths together.

BUG=693010
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Review-Url: https://codereview.chromium.org/2705653004
Cr-Commit-Position: refs/heads/master@{#451485}
Committed:
https://chromium.googlesource.com/chromium/src/+/9c78072f8bfee9cf61c42f3385d1...
==========

[commit-bot: I haz the power, 2017-02-18 19:05:38]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/9c78072f8bfee9cf61c42f3385d1...