tree 4718b35b77ac939d06a7f5dc5518590f538e5bcc
parent ae26fa19b7945960fc6e8bf2ab64ec128836ea6d
author Ivan Frade <ifrade@google.com> 1585975714 -0700
committer Ivan Frade <ifrade@google.com> 1588118192 -0700

revwalk: Extract ObjectReachabilityChecker interface

Extract ObjectReachabilityChecker interface from the walk-based
implementation, to add a bitmapped based implementation later.

Refactor the test case to use it for both implementations.

Change-Id: Iaac7c6b037723811956ac22625f27d3b4d742139
Signed-off-by: Ivan Frade <ifrade@google.com>