PhoneWindowManager: Changes for WFD.

- WFD now sends WIFI_DISPLAY_VIDEO intent to set UI orientation.
- PhoneWindowManager to listen for WFD intents.
- Display on WFD should be same as seen on the HDMI, so set the
  orientation to HDMI orientation

Change-Id: Id4d26526a858bd302dec5fc6e699e8b01afc2709