LayoutBlock::removeChild() override no longer needed.

LayoutBlock::removeChild() override no longer needed.

It was all about anonymous block merging and collapsing, which is a thing that
only LayoutBlockFlow needs to do. So move everything there.

BUG=302024
Committed: https://crrev.com/64dec30deb72324e6c393e158ba0bb6aedea5f7d
Cr-Commit-Position: refs/heads/master@{#393267}

[mstensho (USE GERRIT), 2016-05-12 09:08:13]

Description was changed from

==========
LayoutBlock::removeChild() override no longer needed.

It was all about anonymous block merging and collapsing, which is a thing that
only LayoutBlockFlow needs to do. So move everything there.
==========

to

==========
LayoutBlock::removeChild() override no longer needed.

It was all about anonymous block merging and collapsing, which is a thing that
only LayoutBlockFlow needs to do. So move everything there.

BUG=302024
==========

[mstensho (USE GERRIT), 2016-05-12 12:41:49]

mstensho@opera.com changed reviewers:
+ eae@chromium.org, szager@chromium.org, wkorman@chromium.org

[eae, 2016-05-12 16:20:56]

LGTM

[eae, 2016-05-12 16:21:02]

The CQ bit was checked by eae@chromium.org

[commit-bot: I haz the power, 2016-05-12 16:21:18]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1968403002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1968403002/1

[commit-bot: I haz the power, 2016-05-12 16:24:31]

Description was changed from

==========
LayoutBlock::removeChild() override no longer needed.

It was all about anonymous block merging and collapsing, which is a thing that
only LayoutBlockFlow needs to do. So move everything there.

BUG=302024
==========

to

==========
LayoutBlock::removeChild() override no longer needed.

It was all about anonymous block merging and collapsing, which is a thing that
only LayoutBlockFlow needs to do. So move everything there.

BUG=302024
==========

[commit-bot: I haz the power, 2016-05-12 16:24:32]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-12 16:27:05]

Description was changed from

==========
LayoutBlock::removeChild() override no longer needed.

It was all about anonymous block merging and collapsing, which is a thing that
only LayoutBlockFlow needs to do. So move everything there.

BUG=302024
==========

to

==========
LayoutBlock::removeChild() override no longer needed.

It was all about anonymous block merging and collapsing, which is a thing that
only LayoutBlockFlow needs to do. So move everything there.

BUG=302024

Committed: https://crrev.com/64dec30deb72324e6c393e158ba0bb6aedea5f7d
Cr-Commit-Position: refs/heads/master@{#393267}
==========

[commit-bot: I haz the power, 2016-05-12 16:27:06]

Patchset 1 (id:??) landed as
https://crrev.com/64dec30deb72324e6c393e158ba0bb6aedea5f7d
Cr-Commit-Position: refs/heads/master@{#393267}