Revert "Update storage_list.xml"

This reverts commit 2f71e1fba186c7036544f2fdcdcbcf61c30b5736.
Revert "Update BoardConfig.mk"

This reverts commit 715f6b6c726b5c267e2d628ede1801a533129e4a.
Revert "Update audio_policy.conf"

This reverts commit 8b9b0f1dce81ad039ca0799158fc0620be64d070.