am 0858806f: Add Wifi High Perf. mode during a call.

Merge commit '0858806ffcb9ff34725abb79106aa1de27d1bf60' into gingerbread-plus-aosp

* commit '0858806ffcb9ff34725abb79106aa1de27d1bf60':
  Add Wifi High Perf. mode during a call.