Convert scroll anchoring flag to runtime-enabled feature.

Convert scroll anchoring flag to runtime-enabled feature.

This has several advantages over WebSettings, described in the review thread on
http://crrev.com/1647793002.

Scroll anchoring is now enabled by --enable-blink-features=ScrollAnchoring
instead of --enable-scroll-anchoring.

BUG=558575
Committed: https://crrev.com/8d38067475f24e4d12929d53b7e474eacfe7fee4
Cr-Commit-Position: refs/heads/master@{#373715}

[skobes, 2016-02-03 06:18:24]

skobes@chromium.org changed reviewers:
+ ojan@chromium.org

[ojan, 2016-02-03 07:12:31]

The CQ bit was checked by ojan@chromium.org

[ojan, 2016-02-03 07:12:32]

lgtm

[commit-bot: I haz the power, 2016-02-03 07:12:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1662933003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1662933003/1

[commit-bot: I haz the power, 2016-02-03 07:21:14]

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

[commit-bot: I haz the power, 2016-02-03 07:21:14]

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

[skobes, 2016-02-03 18:25:37]

skobes@chromium.org changed reviewers:
+ sievers@chromium.org

[skobes, 2016-02-03 18:25:38]

+sievers for content/OWNERS

[skobes, 2016-02-03 18:29:08]

skobes@chromium.org changed reviewers:
+ esprehn@chromium.org

[skobes, 2016-02-03 18:29:09]

+esprehn for web and platform OWNERS

[no sievers, 2016-02-03 18:55:48]

On 2016/02/03 18:25:38, skobes wrote:
> +sievers for content/OWNERS

lgtm

[esprehn, 2016-02-04 23:35:32]

lgtm

[skobes, 2016-02-04 23:57:02]

The CQ bit was checked by skobes@chromium.org

[commit-bot: I haz the power, 2016-02-04 23:59:03]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1662933003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1662933003/1

[commit-bot: I haz the power, 2016-02-05 00:07:01]

Try jobs failed on following builders:
  linux_android_rel_ng on tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/linux_androi...)
  cast_shell_linux on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/cast_shell_linu...)
  chromeos_amd64-generic_chromium_compile_only_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromeos_amd64-...)
  chromeos_daisy_chromium_compile_only_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromeos_daisy_...)
  chromium_presubmit on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromium_presub...)
  linux_chromium_asan_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_chromeos_compile_dbg_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_chromeos_ozone_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_chromeos_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_clobber_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_compile_dbg_32_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_compile_dbg_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_gn_chromeos_rel on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  ios_dbg_simulator_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_dbg_simulator...)
  ios_rel_device_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_rel_device_ni...)
  mac_chromium_compile_dbg_ng on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_comp...)
  mac_chromium_gn_rel on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_gn_r...)
  mac_chromium_rel_ng on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_...)
  win8_chromium_ng on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win8_chromium_ng/...)
  win_chromium_compile_dbg_ng on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_comp...)
  win_chromium_x64_rel_ng on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[skobes, 2016-02-05 00:07:21]

The CQ bit was checked by skobes@chromium.org

[skobes, 2016-02-05 00:07:23]

The patchset sent to the CQ was uploaded after l-g-t-m from
esprehn@chromium.org, sievers@chromium.org, ojan@chromium.org
Link to the patchset: https://codereview.chromium.org/1662933003/#ps20001
(title: "rebase")

[commit-bot: I haz the power, 2016-02-05 00:10:19]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1662933003/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1662933003/20001

[commit-bot: I haz the power, 2016-02-05 01:55:50]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-02-05 01:56:51]

Description was changed from

==========
Convert scroll anchoring flag to runtime-enabled feature.

This has several advantages over WebSettings, described in the review thread on
http://crrev.com/1647793002.

Scroll anchoring is now enabled by --enable-blink-features=ScrollAnchoring
instead of --enable-scroll-anchoring.

BUG=558575
==========

to

==========
Convert scroll anchoring flag to runtime-enabled feature.

This has several advantages over WebSettings, described in the review thread on
http://crrev.com/1647793002.

Scroll anchoring is now enabled by --enable-blink-features=ScrollAnchoring
instead of --enable-scroll-anchoring.

BUG=558575

Committed: https://crrev.com/8d38067475f24e4d12929d53b7e474eacfe7fee4
Cr-Commit-Position: refs/heads/master@{#373715}
==========

[commit-bot: I haz the power, 2016-02-05 01:56:52]

Patchset 2 (id:??) landed as
https://crrev.com/8d38067475f24e4d12929d53b7e474eacfe7fee4
Cr-Commit-Position: refs/heads/master@{#373715}