tree a9b0787c38d9b7dbedcd19390144c6da1c222510
parent 7c292e0f67e0f0bf4062e0b2adf244e17d7dacb5
author tsepez <tsepez@chromium.org> 1475099341 -0700
committer Commit bot <commit-bot@chromium.org> 1475099341 -0700

Implement weak pointers

These will be a replacement for CFX_CountRef in future CLs, since
CFX_CountRef is manually incremented and error-prone.

Review-Url: https://codereview.chromium.org/2377143002