[DevTools] Throttle node decorations update in UI

[DevTools] Throttle node decorations update in UI

This makes it serialized and skips unnecessary updates with old data.
Fixes a bug where marker is not removed when user removes all dom
breakpoints from a single dom node.

BUG=none

Review-Url: https://codereview.chromium.org/2838263002
Cr-Commit-Position: refs/heads/master@{#467410}
Committed: https://chromium.googlesource.com/chromium/src/+/83811d039654335fd37aaea3aca170f9c3a377bb

[dgozman, 2017-04-26 00:04:31]

dgozman@chromium.org changed reviewers:
+ pfeldman@chromium.org

[dgozman, 2017-04-26 00:04:32]

Take a look please.

[pfeldman, 2017-04-26 00:06:01]

lgtm

[dgozman, 2017-04-26 00:16:10]

The CQ bit was checked by dgozman@chromium.org

[commit-bot: I haz the power, 2017-04-26 00:16:46]

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, 2017-04-26 01:55:23]

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

[commit-bot: I haz the power, 2017-04-26 01:55:24]

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_...)

[dgozman, 2017-04-26 17:13:54]

The CQ bit was checked by dgozman@chromium.org

[dgozman, 2017-04-26 17:13:55]

The patchset sent to the CQ was uploaded after l-g-t-m from
pfeldman@chromium.org
Link to the patchset: https://codereview.chromium.org/2838263002/#ps20001
(title: "null check")

[commit-bot: I haz the power, 2017-04-26 17:14:24]

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, 2017-04-26 19:29:28]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1493226834631410,
"parent_rev": "4a0e14b4ca5865bd6e85a451dfc3417853f3bbd4", "commit_rev":
"83811d039654335fd37aaea3aca170f9c3a377bb"}

[commit-bot: I haz the power, 2017-04-26 19:29:38]

Description was changed from

==========
[DevTools] Throttle node decorations update in UI

This makes it serialized and skips unnecessary updates with old data.
Fixes a bug where marker is not removed when user removes all dom
breakpoints from a single dom node.

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

to

==========
[DevTools] Throttle node decorations update in UI

This makes it serialized and skips unnecessary updates with old data.
Fixes a bug where marker is not removed when user removes all dom
breakpoints from a single dom node.

BUG=none

Review-Url: https://codereview.chromium.org/2838263002
Cr-Commit-Position: refs/heads/master@{#467410}
Committed:
https://chromium.googlesource.com/chromium/src/+/83811d039654335fd37aaea3aca1...
==========

[commit-bot: I haz the power, 2017-04-26 19:29:39]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/83811d039654335fd37aaea3aca1...