tree 717c5afa16ee88c9b409ce298c95d6f150118775
parent 0f3dd233ecaf8d145ddb33a5ef1b8d3d71ade476
author Shawn O. Pearce <sop@google.com> 1240026266 -0700
committer Shawn O. Pearce <sop@google.com> 1240027425 -0700

Enable tracing of ref scans and config unpickling

These are not as expensive as spawning a git command, but they are
not free either.  We want to keep track of how many times we wind
up calling them on any particular operation.

Signed-off-by: Shawn O. Pearce <sop@google.com>