cc: Update effect_tree backface visibility when transform is updated.

cc: Update effect_tree backface visibility when transform is updated.

We should update effect_tree as well in UpdatePropertyTrees when an
animation cause a change in transform tree. Failing to update it may
cause draw_property_utils incorrectly skip layers.

This CL forces the update and added a related unit test.

BUG=610280
CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel

Review-Url: https://codereview.chromium.org/1994213002
Cr-Commit-Position: refs/heads/master@{#394846}
(cherry picked from commit 59dd7daef0b5f11d6f8dd6dd5141967ab0deb0b4)

Committed: https://chromium.googlesource.com/chromium/src/+/7e784d1b8f8de4627f6075050ad52e7ca735512c

[ajuma, 2016-05-20 20:07:59]

Description was changed from

==========
cc: Update effect_tree backface visibility when transform is updated.

We should update effect_tree as well in UpdatePropertyTrees when an
animation cause a change in transform tree. Failing to update it may
cause draw_property_utils incorrectly skip layers.

This CL forces the update and added a related unit test.

BUG=610280
CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel

Review-Url: https://codereview.chromium.org/1994213002
Cr-Commit-Position: refs/heads/master@{#394846}
(cherry picked from commit 59dd7daef0b5f11d6f8dd6dd5141967ab0deb0b4)
==========

to

==========
cc: Update effect_tree backface visibility when transform is updated.

We should update effect_tree as well in UpdatePropertyTrees when an
animation cause a change in transform tree. Failing to update it may
cause draw_property_utils incorrectly skip layers.

This CL forces the update and added a related unit test.

BUG=610280
CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel

Review-Url: https://codereview.chromium.org/1994213002
Cr-Commit-Position: refs/heads/master@{#394846}
(cherry picked from commit 59dd7daef0b5f11d6f8dd6dd5141967ab0deb0b4)

Committed:
https://chromium.googlesource.com/chromium/src/+/7e784d1b8f8de4627f6075050ad5...
==========

[ajuma, 2016-05-20 20:08:01]

Committed patchset #1 (id:1) manually as
7e784d1b8f8de4627f6075050ad52e7ca735512c.