blink clang plugin: Fix some Winconsistent-missing-override warnings

blink clang plugin: Fix some Winconsistent-missing-override warnings

Also insert override in places where it's been consistenty missing.
No intended behavior change.

BUG=none

Review-Url: https://codereview.chromium.org/2711633002
Cr-Commit-Position: refs/heads/master@{#452043}
Committed: https://chromium.googlesource.com/chromium/src/+/2b02351f4bd399714415d786e8b931f2bb14099d

[Nico, 2017-02-21 22:28:49]

thakis@chromium.org changed reviewers:
+ sigbjornf@opera.com

[sof, 2017-02-22 06:23:20]

lgtm

[Nico, 2017-02-22 14:41:17]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2017-02-22 14:41:35]

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, 2017-02-22 14:48:43]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1487774477567790, "parent_rev":
"4ed763c0d65098ab8be5c22040697b4e013311be", "commit_rev":
"2b02351f4bd399714415d786e8b931f2bb14099d"}

[commit-bot: I haz the power, 2017-02-22 14:49:21]

Description was changed from

==========
blink clang plugin: Fix some Winconsistent-missing-override warnings

Also insert override in places where it's been consistenty missing.
No intended behavior change.

BUG=none
==========

to

==========
blink clang plugin: Fix some Winconsistent-missing-override warnings

Also insert override in places where it's been consistenty missing.
No intended behavior change.

BUG=none

Review-Url: https://codereview.chromium.org/2711633002
Cr-Commit-Position: refs/heads/master@{#452043}
Committed:
https://chromium.googlesource.com/chromium/src/+/2b02351f4bd399714415d786e8b9...
==========

[commit-bot: I haz the power, 2017-02-22 14:49:22]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/2b02351f4bd399714415d786e8b9...