Logging for catching memory issue in Parcel

Added a check to catch a bug that is suspected to lead to a segfault
during GC. Actual fix for the bug is commented and will be checked in
once the flow that is hitting the bug is uncoverered

Bug: 37298089
Test: manual

Change-Id: I68dea02566a9e9375e3a09d4cc19e39379d84747
Signed-off-by: Michael Wachenschwanz <mwachens@google.com>