Increase max screen recording time from 3 minutes to 1 hour

Change-Id: I37c22b08afea32e6b6a88c404ab78250b7a9f377
frameworks_av: Support pre-KitKat audio blobs

Patch Set 2: Combined duplicated method

Change-Id: I6384c13b0944a25cdf0cb90031b2e3698bc3e78d
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Merge remote-tracking branch 'cm/cm-11.0' into cm-11.0