huashan: fixup Dual MIC in video recording recording. (NEEDS TESTING

Open source audio with mic recording

Big props to PeterS and Artur for working together with me on this :)
Thanks to Pavol Kucera for the tips

Dual ALSA mics seem to work well.

Fixed typo from previous bad commit

Add /#/67999 and /#/67998 patches into this from Adam so you
 merged yours then we can rebase off it :) and  Google Now fixes too

Change-Id: I98677a8683943af7f74ea3f600b58b7a2cbc004c