[verity] Roll forward to new libchrome

Chrome still has base/scoped_ptr.h, but it's just a pointer to base/memory/scoped_ptr.h
Update the includes here to be more future-compatible.

BUG=chromium-os:14304
TEST=emerge with tests

Change-Id: I08cec15f8512a84dad204a90ab0bdeaf5c297e59
Reviewed-on: http://gerrit.chromium.org/gerrit/929
Reviewed-by: Will Drewry <wad@chromium.org>
Tested-by: Chris Masone <cmasone@chromium.org>
2 files changed