Pass -Oz flag to Clang when targeting Android.

Pass -Oz flag to Clang when targeting Android.

Relands https://codereview.chromium.org/1103393002

BUG=481675, 563748
Review-Url: https://codereview.chromium.org/2897283002
Cr-Commit-Position: refs/heads/master@{#474326}
Committed: https://chromium.googlesource.com/chromium/src/+/3f60b5c86ff481f85ec5809ae1f94ef4c44d0b66

[Nico, 2017-05-24 15:13:24]

The CQ bit was checked by thakis@chromium.org to run a CQ dry run

[Nico, 2017-05-24 15:13:41]

thakis@chromium.org changed reviewers:
+ pcc@chromium.org

[commit-bot: I haz the power, 2017-05-24 15:13:45]

Dry run: CQ is trying da patch.

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

[Nico, 2017-05-24 15:33:35]

https://codereview.chromium.org/2897283002/diff/1/third_party/expat/BUILD.gn
File third_party/expat/BUILD.gn (right):

https://codereview.chromium.org/2897283002/diff/1/third_party/expat/BUILD.gn#...
third_party/expat/BUILD.gn:37: # libexpat with -Oz.
(I checked that this no longer happens with trunk clang.)

[pcc1, 2017-05-24 16:37:00]

LGTM

[Nico, 2017-05-24 16:43:41]

The CQ bit was unchecked by thakis@chromium.org

[Nico, 2017-05-24 16:43:44]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2017-05-24 16:43:56]

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, 2017-05-24 16:50:20]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1495644224970760, "parent_rev":
"e1c748f33e9d66bec32ea64c5f5f0bfb4cdc59e7", "commit_rev":
"3f60b5c86ff481f85ec5809ae1f94ef4c44d0b66"}

[commit-bot: I haz the power, 2017-05-24 16:50:31]

Description was changed from

==========
Pass -Oz flag to Clang when targeting Android.

Relands https://codereview.chromium.org/1103393002

BUG=481675,563748
==========

to

==========
Pass -Oz flag to Clang when targeting Android.

Relands https://codereview.chromium.org/1103393002

BUG=481675,563748

Review-Url: https://codereview.chromium.org/2897283002
Cr-Commit-Position: refs/heads/master@{#474326}
Committed:
https://chromium.googlesource.com/chromium/src/+/3f60b5c86ff481f85ec5809ae1f9...
==========

[commit-bot: I haz the power, 2017-05-24 16:50:32]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/3f60b5c86ff481f85ec5809ae1f9...

[billorr, 2017-05-24 23:19:51]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/2903983002/ by billorr@chromium.org.

The reason for reverting is: This is causing Chrome to crash on start.  See
crbug/726137 for stack..