Add default stability level to docs of exported things.

src/ol/deviceorientation.js

@@ -68,6 +68,7 @@ ol.DeviceOrientationProperty = {
  * @constructor
  * @extends {ol.Object}
  * @param {ol.DeviceOrientationOptions=} opt_options Options.
+ * @todo stability experimental
  */
 ol.DeviceOrientation = function(opt_options) {
 
@@ -104,6 +105,7 @@ ol.DeviceOrientation.prototype.disposeInternal = function() {
  * Indicates if DeviceOrientation is supported in the user's browser.
  * @const
  * @type {boolean}
+ * @todo stability experimental
  */
 ol.DeviceOrientation.SUPPORTED = 'DeviceOrientationEvent' in goog.global;
 
@@ -142,6 +144,7 @@ ol.DeviceOrientation.prototype.orientationChange_ = function(browserEvent) {
 /**
  * @return {number|undefined} The alpha value of the DeviceOrientation,
  * in radians.
+ * @todo stability experimental
  */
 ol.DeviceOrientation.prototype.getAlpha = function() {
   return /** @type {number|undefined} */ (
@@ -156,6 +159,7 @@ goog.exportProperty(
 /**
  * @return {number|undefined} The beta value of the DeviceOrientation,
  * in radians.
+ * @todo stability experimental
  */
 ol.DeviceOrientation.prototype.getBeta = function() {
   return /** @type {number|undefined} */ (
@@ -170,6 +174,7 @@ goog.exportProperty(
 /**
  * @return {number|undefined} The gamma value of the DeviceOrientation,
  * in radians.
+ * @todo stability experimental
  */
 ol.DeviceOrientation.prototype.getGamma = function() {
   return /** @type {number|undefined} */ (
@@ -184,6 +189,7 @@ goog.exportProperty(
 /**
  * @return {number|undefined} The heading of the device relative to
  * north, in radians, normalizing for different browser behavior.
+ * @todo stability experimental
  */
 ol.DeviceOrientation.prototype.getHeading = function() {
   return /** @type {number|undefined} */ (
@@ -198,6 +204,7 @@ goog.exportProperty(
 /**
  * Are we tracking the device's orientation?
  * @return {boolean} The current tracking state, true if tracking is on.
+ * @todo stability experimental
  */
 ol.DeviceOrientation.prototype.getTracking = function() {
   return /** @type {boolean} */ (
@@ -229,6 +236,7 @@ ol.DeviceOrientation.prototype.handleTrackingChanged_ = function() {
 /**
  * Enable or disable tracking of DeviceOrientation events.
  * @param {boolean} tracking True to enable and false to disable tracking.
+ * @todo stability experimental
  */
 ol.DeviceOrientation.prototype.setTracking = function(tracking) {
   this.set(ol.DeviceOrientationProperty.TRACKING, tracking);