GitLab

Reference to RootFrameSink is hold from RootFrameSinkProxy and HardwareRendererViz::OnViz.
As they can be destroyed in arbitrary order the assumption that RootFrameSinkProxy always live longer than RootFrameSink is invalid.

This CL fixes the issues about this assumption.

Bug: 805739
Change-Id: Idec2864de31d271651e52687e2821763efbd5fa8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2028657Reviewed-by: Bo <boliu@chromium.org>
Commit-Queue: Vasiliy Telezhnikov <vasilyt@chromium.org>
Cr-Commit-Position: refs/heads/master@{#736552}