Related Chromium change: https://source.chromium.org/chromium/chromium/src/+/7d2c054a846dc8b172a7cc1ded03d3e57a53456b Removed unused root view param. Change-Id: Id3c4f6b5da538658d313693ed781b0f884e3f638 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5804456