"pointer being freed was not allocated" when loading specific URLs over interceptStreamProtocol

[ghost]

Preflight Checklist

• I have read the Contributing Guidelines for this project.
• I agree to follow the Code of Conduct that this project adheres to.
• I have searched the issue tracker for an issue that matches the one I want to file, without success.

Issue Details

• Electron Version:
  • 5.0.0-beta.7
• Operating System:
  • macOS Mojave 10.14.4
• Last Known Working Electron version::
  • 4.X, bug is likely due to the PR of another bug that has been fixed: fix: make StreamSubscriber ref counted (backport: 5-0-x) #17264

Expected Behavior

It should load the video properly.

Actual Behavior

The application crash with the following:

Electron(1492,0x700004426000) malloc: *** error for object 0x7fc38f8570a8: pointer being freed was not allocated
Electron(1492,0x700004426000) malloc: *** set a breakpoint in malloc_error_break to debug

To Reproduce

Run the following Electron Fiddle: https://gist.github.com/639ca7f541ccd229483d8655c0c0f5a4

Screenshots

Additional Information

[ghost]

cc @deepak1556 @codebytere

[codebytere]

@pwnsdx i just tested this on a local branch after reverting #17221 and the crash still occurs, so unfortunately it's not that. I'll keep digging and see what i can turn up! This dies starting in the first 5.x beta so it might be a chromium issue :(

[jkleinsc]

Fixed via #17752

[ghost]

Amazing! Thank you so much!