GitLab

This CL moved kVizForWebView from android_webview:: to viz so it can be
reachable in renderers code to support viz for webview.

Bug: 805739
Change-Id: If89de11e2efa2acc49fc1920b2c240f08bcebd15
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1911389Reviewed-by: Jonathan Backer <backer@chromium.org>
Reviewed-by: Bo <boliu@chromium.org>
Commit-Queue: Vasiliy Telezhnikov <vasilyt@chromium.org>
Cr-Commit-Position: refs/heads/master@{#714659}