Mark more roots.

This is most of the stuff. (Everything that currently exists, though there's
more to come.)

Change-Id: I235a21b006820a027c494374a5b52ffefed89c32
18 files changed
tree: e4b77ac5ed99b7206c51f6519689fdbc623e843d
  1. build/
  2. src/
  3. test/
  4. tools/
  5. Android.mk