AudioPolicyService: Support MR1 audio_policy

Change-Id: I26abd352f327256856021b311efb1e23b46b6023

Conflicts:
	services/audioflinger/AudioPolicyService.cpp
frameworks_av: Support pre-KitKat audio blobs

Patch Set 2: Combined duplicated method

Change-Id: I6384c13b0944a25cdf0cb90031b2e3698bc3e78d
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Add support for ICS audio blobs

Enable with the ICS_AUDIO_BLOB CFLAG

Change-Id: Ie174d5997202b8931c1f11db62b6ec2e377f096a

Conflicts:
	services/audioflinger/AudioFlinger.cpp