function setOrientationInfo(oInfo) {
		oInfo.landscape = isLandscape(true);
		oInfo.portrait = !oInfo.landscape;
	}
Removes a previously attached event handler from the resize events.

The passed parameters must match those used for registration with {@link #.attachHandler} beforehand.

@param {function}
           fnFunction The handler function to detach from the event
@param {object}
           [oListener] The object that wanted to be notified when the event occurred

@name sap.ui.Device.resize.detachHandler
@function
@public