spelling: properties

Author: jsoref

lib/mixins/property-accessors.html

@@ -443,7 +443,7 @@
 
       /**
        * Updates the local storage for a property (via `_setPendingProperty`)
-       * and enqueues a `_proeprtiesChanged` callback.
+       * and enqueues a `_propertiesChanged` callback.
        *
        * @param {string} property Name of the property
        * @param {*} value Value to set
@@ -601,7 +601,7 @@
        * @param {*} value New property value
        * @param {*} old Previous property value
        * @return {boolean} Whether the property should be considered a change
-       *   and enqueue a `_proeprtiesChanged` callback
+       *   and enqueue a `_propertiesChanged` callback
        * @protected
        */
       _shouldPropertyChange(property, value, old) {