Merge \\\"BufferQueueProducer: Signal consumer when a buffer is detached\\\"...
Merge \\\"BufferQueueProducer: Signal consumer when a buffer is detached\\\" into nyc-dev am: 51ed38bb am: e38b57e2
am: 87e2aeb5
Change-Id: I11ef85c4a27d5b4ed94ce3dcfe576c62b46e994d