Chromium

• Changed: Prevent overscroll for fixed elements.

  Status	No active development	→	In development

• Changed: [WebRTC] Deprecate and Remove Plan B

  Status	Origin trial	→	Deprecated

• Added: MediaTrackConstraintSet.displaySurface

  Status	In development

• Added: MediaTrackSupportedConstraints.suppressLocalAudioPlayback

  Status	In development

• Added: Remove the service worker requirement for WebAPKs

  Status	No active development

• Added: Response.json()

  Status	No active development

• Removed: Test Feature (OT)