1630552 - PIP - cannot trigger fullscreen right after triggering PIP from context menu

Status: NEW

(Toolkit :: Video/Audio Controls, defect, P3)

Description

[Cristian Fogel, QA [:cfogel]]

Affected versions

• 76.0b5, 77.0a1 (2020-04-15)

Affected platforms

• macOS 10.15.3;

Steps to reproduce

1. Launch Firefox, open any video ex: this one
2. Right click for the context menu;
3. Click on PIP to enable it;
4. Right click on the video for the context menu again;
5. Click on the Fullscreen option

Expected result

• fullscreen triggered;

Actual result

• fullscreen not triggered;

Regression range

• will check and provide one asap;
• Last good revision: 2019-10-25
• First bad revision: 2019-10-26
• Pushlog: URL

Additional notes

• on Ubuntu 18.04/Windows 10 it seems to work ok and goes full-screen mode;
• at some point the fullscreen gets triggered as well;
• error code displayed in console:
  [Exception... "Component returned failure code: 0x80070057 (NS_ERROR_ILLEGAL_VALUE) [nsIDOMWindowUtils.addSheet]" nsresult: "0x80070057 (NS_ERROR_ILLEGAL_VALUE)" location: "JS frame :: resource://gre/modules/ExtensionCommon.jsm :: runSafeSyncWithoutClone :: line 75" data: no]

Comment 1

[Cristian Fogel, QA [:cfogel]]

Not a regression, updated section in the initial report.
Visible & reproducible with the introduction of the pip button/option.

Comment 2

[Firefox Bug Husbandry Bot]

Because this bug's Severity has not been changed from the default since it was filed, and it's Priority is P3 (Backlog,) indicating it has been triaged, the bug's Severity is being updated to S3 (normal.)

Comment 3

[Adam Stevenson [:adamopenweb]]

Is this a duplicate of bug #1534986?