Merge pull request #1135 from BeatC/fix-js-from-styles-editions

Editions to "clean css from js"

modules/UI/recording/Recording.js

      * @param show {true} to show the recording button, {false} to hide it
      */
     showRecordingButton (show) {
-        let isVisible = show && _isRecordingButtonEnabled();
+        let shouldShow = show && _isRecordingButtonEnabled();
         let id = 'toolbar_button_record';
 
-        console.log('recording is visible', isVisible);
-
-        if (isVisible) {
+        if (shouldShow) {
             UIUtil.showElement(id);
         } else {
             UIUtil.hideElement(id);
         } else {
             UIUtil.hideElement(spinnerId);
         }
-
-        document.querySelector('#recordingSpinner').classList
-                .toggle('show-inline', recordingState === Status.RETRYING);
     },
     // checks whether recording is enabled and whether we have params
     // to start automatically recording

modules/UI/side_pannels/chat/Chat.js

         let toggleFunction;
         if (subject) {
             subject = subject.trim();
-            toggleFunction = UIUtil.showElement.bind(UIUtil);
-        } else {
-            toggleFunction = UIUtil.hideElement.bind(UIUtil);
         }
 
+        toggleFunction = subject ? UIUtil.showElement : UIUtil.hideElement;
+        toggleFunction = toggleFunction.bind(UIUtil);
+
         let subjectId = 'subject';
         let html = linkify(UIUtil.escapeHtml(subject));
         $(`#${subjectId}`).html(html);

modules/UI/util/UIUtil.js

             element.classList.remove('hide');
         }
 
-        let type = this.getElementDefaultDisplay(element.tagName);
+        let type = this._getElementDefaultDisplay(element.tagName);
         let className = SHOW_CLASSES[type];
         element.classList.add(className);
     },
             return;
         }
 
-        let type = this.getElementDefaultDisplay(element.tagName);
+        let type = this._getElementDefaultDisplay(element.tagName);
         let className = SHOW_CLASSES[type];
 
         if(element.classList.contains(className)) {
      * Returns default display style for the tag
      * @param tag
      * @returns {*}
+     * @private
      */
-    getElementDefaultDisplay(tag) {
+    _getElementDefaultDisplay(tag) {
         let tempElement = document.createElement(tag);
 
         document.body.appendChild(tempElement);