Chrome Version : 70.0.3516.0 (Official Build) Revision a5cc86ce4806be7adb2876184069510bb6b95057-refs/branch-heads/3516@{#1} (64 bit)
OS: Mac (10.12.6, 10.13.1, 10.13.6, 10.14)

Test URL: https://googlechrome.github.io/samples/picture-in-picture/

Steps to reproduce:
1. Launch chrome and navigate to above mentioned test URL.
2. Click on 3-dot icon of the video, select "Picture in Picture" option and play the video from PIP mode.
3. Now hover the mouse outside the PIP mode and Observe.

Actual Result: Play/pause/close icon of PIP mode does not disappear on hovering mouse outside PIP mode.
Expected Result: Play/pause/close icon of PIP mode should disappear on hovering mouse outside PIP mode.

This is a Regression issue seen from 'M-70' and providing the bisect info below:
Good Build: 70.0.3507.0 (Revision: 578962)
Bad Build:  70.0.3508.0 (Revision: 579241)

You are probably looking for a change made after 579071 (known good), but no later than 579072 (first known bad).

CHANGE-LOG URL:

The script might not always return single CL as suspect as some perf builds might get missing due to failure.

https://chromium.googlesource.com/chromium/src/+log/e254701af11ae522eb7f17d2e94f8261c57949c1..64a3d2da689ff2ce03ec89332a9b2e1d663a2e08

Suspect: https://chromium.googlesource.com/chromium/src/+/64a3d2da689ff2ce03ec89332a9b2e1d663a2e08

@beccahughes: Could you please check whether this is caused with respect to your change, if not please help us in assigning it to the right owner.

NOTE:
1. Issue is also seen on M-70 Dev (build #70.0.3514.2).
2. Issue is not seen on Win (7, 8, 8.1, 10) & Linux (14.04 LTS) OS.

Kindly refer the attached screen-cast.

Thank You..!!

 

Deleted: Actual Video.mov 4.4 MB

	Actual Video.mov 4.4 MB View Download

Deleted: Expected Video.mov 5.4 MB

	Expected Video.mov 5.4 MB View Download