Merge changes from topic "am-f4faa2c1-7416-4076-9f85-b0cd734dba65" into oc-dev
* changes:
[automerger] AudioFlinger: Prevent multiple effect chains with same sessionId am: f963b2bfda am: fa4876957a am: 982715021c am: d6b2f10642 am: 426b85d639
[automerger] AudioFlinger: Prevent multiple effect chains with same sessionId am: f963b2bfda am: fa4876957a am: 982715021c am: d6b2f10642
[automerger] AudioFlinger: Prevent multiple effect chains with same sessionId am: f963b2bfda am: fa4876957a am: 982715021c
[automerger] AudioFlinger: Prevent multiple effect chains with same sessionId am: f963b2bfda am: fa4876957a
[automerger] AudioFlinger: Prevent multiple effect chains with same sessionId am: f963b2bfda
AudioFlinger: Prevent multiple effect chains with same sessionId