Fix a couple more cases of missing CLOEXEC.

The debuggerd case can probably never happen, because you're crashing at this
point anyway. The system property one seems possible though.

Bug: 18186310

(cherry picked from commit 0dc39f9952c5e3a3121ea77357bb264ef0f8ded7)

Change-Id: I3e84488fc246f6c28cbd82e96d0cd4343a12c28a
2 files changed