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This CL creates a new canvas frame tracker to track canvas
invalidations in the current frame.

Bug: 1111392
Change-Id: I7707720d4749ea4ceb8928a624ec86ef831610bf
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2417249Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Reviewed-by: Jesse Doherty <jwd@chromium.org>
Commit-Queue: Xida Chen <xidachen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#808994}