[FIX] web_editor: various levels of broken in docstrings

addons/web_editor/static/src/js/wysiwyg/plugin/helper.js

@@ -125,7 +125,7 @@ var HelperPlugin = AbstractPlugin.extend({
      * Returns the number of leading breakable space in the textNode.
      * Note: returns 0 if the node is not a textNode.
      *
-     * @param {Node}
+     * @param {Node} node
      */
     countLeadingBreakableSpace: function (node) {
         if (!dom.isText(node)) {
@@ -704,7 +704,7 @@ var HelperPlugin = AbstractPlugin.extend({
     /**
      * Returns the node targeted by a path
      *
-     * @param {Object[]} list of object (tagName, offset)
+     * @param {Object[]} path list of object (tagName, offset)
      * @returns {Node}
      */
     fromPath: function (path) {

addons/web_editor/static/src/js/wysiwyg/wysiwyg_iframe.js

@@ -193,10 +193,6 @@ Wysiwyg.include({
  *
  * @param {Node} [DOM]
  * @returns {Object}
- * @returns {Node} sc - start container
- * @returns {Number} so - start offset
- * @returns {Node} ec - end container
- * @returns {Number} eo - end offset
 */
 Wysiwyg.getRange = function (DOM) {
     var summernote = (DOM.defaultView || DOM.ownerDocument.defaultView)._summernoteSlave || _summernoteMaster;

addons/web_editor/static/src/js/wysiwyg_snippets/wysiwyg_snippets.js

@@ -50,7 +50,6 @@ Wysiwyg.include({
      * snippets can by url begin with '/' or an view xml_id.
      *
      * @override
-     * @param {string} [options.snippets]
      */
     start: function () {
         var self = this;