Oilpan: insist on eager sweeping for some objects.

To prepare for enabling lazy sweeping, non-Oilpan - add EAGERLY_SWEEP()
annotations for LifecycleObserver and DOMWindowProperty.

The former is a template, so extend range of EAGERLY_SWEEP() macros
to handle that also, along with ways to handle ambiguity.

R=haraken
BUG=420515

Review URL: https://codereview.chromium.org/1146353002

git-svn-id: svn://svn.chromium.org/blink/trunk@195772 bbb929c8-8fbe-4397-9dbb-9b2b20218538
4 files changed
tree: 5192615945ced67947a7e4549f57e517a56a9ba8
  1. third_party/