Add "threaded scrolling disabled" main thread scrolling reason [spv2]

Add "threaded scrolling disabled" main thread scrolling reason [spv2]

This patch builds on [1] and adds a main thread scrolling reason for
when threaded scrolling is disabled. This setting is likely temporary
(see: https://crbug.com/410974#c45) but has been implemented for
completeness.

[1] https://crrev.com/6da0810c8c2362fc73d911750400ccd5c33cd6ca

BUG=644514
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Committed: https://crrev.com/d87b686a8b9e559c1f39d8f5cf445c079773e288
Cr-Commit-Position: refs/heads/master@{#419843}

[pdr., 2016-09-20 02:09:23]

Description was changed from

==========
Add "threaded scrolling disabled" main thread scrolling reason [spv2]

This patch builds on [1] and adds a main thread scrolling reason for
when threaded scrolling is disabled. This setting is likely temporary
(see: https://crbug.com/410974#c45) but has been implemented for
completeness.

[1] https://crrev.com/6da0810c8c2362fc73d911750400ccd5c33cd6ca

BUG=644514
==========

to

==========
Add "threaded scrolling disabled" main thread scrolling reason [spv2]

This patch builds on [1] and adds a main thread scrolling reason for
when threaded scrolling is disabled. This setting is likely temporary
(see: https://crbug.com/410974#c45) but has been implemented for
completeness.

[1] https://crrev.com/6da0810c8c2362fc73d911750400ccd5c33cd6ca

BUG=644514
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

[pdr., 2016-09-20 02:09:31]

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

[commit-bot: I haz the power, 2016-09-20 02:09:44]

Dry run: 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, 2016-09-20 03:34:28]

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

[commit-bot: I haz the power, 2016-09-20 03:34:29]

Dry run: This issue passed the CQ dry run.

[pdr., 2016-09-20 16:45:35]

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

[chrishtr, 2016-09-20 19:42:21]

The CQ bit was checked by chrishtr@chromium.org

[chrishtr, 2016-09-20 19:42:21]

lgtm

[commit-bot: I haz the power, 2016-09-20 19:42:50]

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, 2016-09-20 19:48:13]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-20 19:50:19]

Description was changed from

==========
Add "threaded scrolling disabled" main thread scrolling reason [spv2]

This patch builds on [1] and adds a main thread scrolling reason for
when threaded scrolling is disabled. This setting is likely temporary
(see: https://crbug.com/410974#c45) but has been implemented for
completeness.

[1] https://crrev.com/6da0810c8c2362fc73d911750400ccd5c33cd6ca

BUG=644514
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

to

==========
Add "threaded scrolling disabled" main thread scrolling reason [spv2]

This patch builds on [1] and adds a main thread scrolling reason for
when threaded scrolling is disabled. This setting is likely temporary
(see: https://crbug.com/410974#c45) but has been implemented for
completeness.

[1] https://crrev.com/6da0810c8c2362fc73d911750400ccd5c33cd6ca

BUG=644514
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Committed: https://crrev.com/d87b686a8b9e559c1f39d8f5cf445c079773e288
Cr-Commit-Position: refs/heads/master@{#419843}
==========

[commit-bot: I haz the power, 2016-09-20 19:50:20]

Patchset 1 (id:??) landed as
https://crrev.com/d87b686a8b9e559c1f39d8f5cf445c079773e288
Cr-Commit-Position: refs/heads/master@{#419843}