GitLab

This patch splits out:
- accessibility
- canvas
- mediastream
- netinfo
- peerconnection
- permissions
- quota
- serial
- service_worker
- speech
- vibration
- video_raf
- webaudio
- xr

These modules were prioritized in order to reduce the number of special
cases in modules_idl_files.gni.

Bug: 1048907
Change-Id: If8d215ed00ad2decb83bc916205c0ac611d9c37c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2040956
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Cr-Commit-Position: refs/heads/master@{#739008}