Merge "DO NOT MERGE ANYWHERE - improve audio effect framwework thread safety" into nyc-dev am: 5ab2dba9d6  -s ours am: 1d2f93208d  -s ours am: 6483838270  -s ours am: 46c00e467d  -s ours
am: 310cc83920  -s ours

Change-Id: I69d06f505716fb82165e2333a0d3e1c90005abb0