GitLab

Notify RenderView webview() when the Page color profile changes so
it can update and repaint all color profiled elements on the Page.

Not used as yet: the IPC from the browser-side will be added later
(need to resolve issue 338130, issue 357443 first), so this change
is just more plumbing.

CQ_EXTRA_TRYBOTS=tryserver.blink:linux_blink_rel,linux_blink_dbg
BUG=368663

Review URL: https://codereview.chromium.org/592753003

Cr-Commit-Position: refs/heads/master@{#296605}