Add flag to force touch events to be passive during fling as a runtime feature

Add flag to force touch events to be passive during fling as a runtime feature.

We are forcing touchstart and first touchmove to be passive during fling as our part of
intervention. Now we add a flag to turn on this feature at runtime.

BUG=595327
Committed: https://crrev.com/59bb2579a58499fc1f8f9e2ccc0ef5c930d34159
Cr-Commit-Position: refs/heads/master@{#412094}

[lanwei, 2016-08-12 22:24:35]

Description was changed from

==========
fling flag


 fling flag

BUG=595327
==========

to

==========
Add flag to force touch events to be passive during fling as a runtime feature.

We are forcing touchstart and first touchmove to be passive during fling as our
part of intervention. Now we add a flag to turn on this feature at runtime.


BUG=595327
==========

[lanwei, 2016-08-12 22:24:35]

lanwei@chromium.org changed reviewers:
+ dtapuska@chromium.org

[lanwei, 2016-08-12 22:24:50]

Description was changed from

==========
Add flag to force touch events to be passive during fling as a runtime feature.

We are forcing touchstart and first touchmove to be passive during fling as our
part of intervention. Now we add a flag to turn on this feature at runtime.


BUG=595327
==========

to

==========
Add flag to force touch events to be passive during fling as a runtime feature.

We are forcing touchstart and first touchmove to be passive during fling as our
part of
intervention. Now we add a flag to turn on this feature at runtime.


BUG=595327
==========

[lanwei, 2016-08-12 22:27:28]

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

[commit-bot: I haz the power, 2016-08-12 22:28:22]

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, 2016-08-13 00:27:05]

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

[commit-bot: I haz the power, 2016-08-13 00:27:06]

Dry run: Try jobs failed on following builders:
  linux_android_rel_ng on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/linux_androi...)

[lanwei, 2016-08-13 01:27:29]

dtapuska@ could you please take a look?

[dtapuska, 2016-08-15 14:35:20]

lgtm % whether the feature should be enabled for experimental.

https://codereview.chromium.org/2244503003/diff/1/third_party/WebKit/Source/p...
File third_party/WebKit/Source/platform/RuntimeEnabledFeatures.in (right):

https://codereview.chromium.org/2244503003/diff/1/third_party/WebKit/Source/p...
third_party/WebKit/Source/platform/RuntimeEnabledFeatures.in:154:
PassiveEventListenersDueToFling
Should the status be experimental?

[lanwei, 2016-08-15 14:43:29]

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

[commit-bot: I haz the power, 2016-08-15 14:43:40]

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

[lanwei, 2016-08-15 14:53:14]

lanwei@chromium.org changed reviewers:
+ esprehn@chromium.org, isherman@chromium.org

[lanwei, 2016-08-15 14:56:26]

lanwei@chromium.org changed reviewers:
+ avi@chromium.org

[lanwei, 2016-08-15 14:58:20]

avi@ could you please take a look at content/*

esprehn@ could you please take a look at  third_party/WebKit/*

avi@ could you please take a look at tools/metrics/*

Thank you!

[lanwei, 2016-08-15 14:59:59]

Sorry isherman@ could you please take a look at tools/metrics/*, thanks!

[Avi (use Gerrit), 2016-08-15 15:14:27]

content lgtm

[esprehn, 2016-08-15 15:45:57]

lgtm

[commit-bot: I haz the power, 2016-08-15 18:49:30]

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

[commit-bot: I haz the power, 2016-08-15 18:49:31]

Dry run: Try jobs failed on following builders:
  win_chromium_rel_ng on master.tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel_...)

[Ilya Sherman, 2016-08-15 19:42:21]

metrics changes lgtm

[lanwei, 2016-08-15 20:23:48]

The CQ bit was checked by lanwei@chromium.org

[lanwei, 2016-08-15 20:23:49]

The patchset sent to the CQ was uploaded after l-g-t-m from
dtapuska@chromium.org
Link to the patchset: https://codereview.chromium.org/2244503003/#ps20001
(title: "set feature to be experimental")

[commit-bot: I haz the power, 2016-08-15 20:24:12]

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, 2016-08-15 23:30:30]

Description was changed from

==========
Add flag to force touch events to be passive during fling as a runtime feature.

We are forcing touchstart and first touchmove to be passive during fling as our
part of
intervention. Now we add a flag to turn on this feature at runtime.


BUG=595327
==========

to

==========
Add flag to force touch events to be passive during fling as a runtime feature.

We are forcing touchstart and first touchmove to be passive during fling as our
part of
intervention. Now we add a flag to turn on this feature at runtime.


BUG=595327
==========

[commit-bot: I haz the power, 2016-08-15 23:30:31]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-08-15 23:34:48]

Description was changed from

==========
Add flag to force touch events to be passive during fling as a runtime feature.

We are forcing touchstart and first touchmove to be passive during fling as our
part of
intervention. Now we add a flag to turn on this feature at runtime.


BUG=595327
==========

to

==========
Add flag to force touch events to be passive during fling as a runtime feature.

We are forcing touchstart and first touchmove to be passive during fling as our
part of
intervention. Now we add a flag to turn on this feature at runtime.

BUG=595327

Committed: https://crrev.com/59bb2579a58499fc1f8f9e2ccc0ef5c930d34159
Cr-Commit-Position: refs/heads/master@{#412094}
==========

[commit-bot: I haz the power, 2016-08-15 23:34:49]

Patchset 2 (id:??) landed as
https://crrev.com/59bb2579a58499fc1f8f9e2ccc0ef5c930d34159
Cr-Commit-Position: refs/heads/master@{#412094}