Enable virualized context for SkiaRenderer code path

Bug: 900941, 902904
Change-Id: I1b374fe1efd9c0612fc6f42a84eefd8bc3b1e320
Reviewed-on: https://chromium-review.googlesource.com/c/1370189
Commit-Queue: Peng Huang <penghuang@chromium.org>
Reviewed-by: Jonathan Backer <backer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#616083}
6 files changed