galaxys2: Add audio.r_submix.default for casting

Change-Id: I43105e53aca6802f68bbd6ce155eda8d334e0eba
Automatic translation import

Change-Id: Icef845692727fd12d3f9181f05a655f4a8459c12
Merge remote-tracking branch 'cm/cm-11.0' into cm-11.0