Revert "Camera: add exposure and JPEG quality settings to video camera"

This reverts commit 911b871d2844771b5d1427d1f807fc09df2cb06f.
Camera: add exposure and JPEG quality settings to video camera

Change-Id: I350484e93f88d229362dee663277a06f132fd4a3

Conflicts:

	res/xml/video_preferences.xml