ogle/probe: add a sanity check for heapStart and heapUsed.

LGTM=r
R=r
https://golang.org/cl/62030043
1 file changed
tree: e7b4f1b542b64e0bebd672f2eb500f9d86f1190f
  1. AUTHORS
  2. CONTRIBUTORS
  3. LICENSE
  4. README
  5. codereview.cfg
  6. probe/