shmem: Release writer ID when destroying a pending startup writer am: dc2d0e8928 am: dd23fc13ec am: ff2c62e49c am: e8aeb6313c
shmem: Release writer ID when destroying a pending startup writer am: dc2d0e8928 am: dd23fc13ec am: ff2c62e49c am: e8aeb6313c

Change-Id: Ica18cf11a70e06e85a8417ea1f830a85e1031ab5

google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto