Revert "msm7x30-common: Don't separate A2DP output"

This reverts commit b33364059aaf8c400e02a6e896d9d8de2f30ce6f.
msm7x30-common: Set system partition size

Huawei boards will use same /system size with repartitioning (which is needed).
msm7x30-common: Fix partition sizes
msm7x30-common: Remove tmpfs size override

New recoveries use different method for sideloading zips.