WIP: run clang-format-js on lots of things

chrome/browser/resources/pdf/elements/viewer-zoom-toolbar/viewer-zoom-toolbar.js

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 (function() {
 
   var FIT_TO_PAGE = 0;
   var FIT_TO_WIDTH = 1;
 
   Polymer({
     is: 'viewer-zoom-toolbar',
 
     properties: {
-      strings: {
-        type: Object,
-        observer: 'updateTooltips_'
-      },
+      strings: {type: Object, observer: 'updateTooltips_'},
 
-      visible_: {
-        type: Boolean,
-        value: true
-      }
+      visible_: {type: Boolean, value: true}
     },
 
     isVisible: function() {
       return this.visible_;
     },
 
     /**
      * @private
      * Change button tooltips to match any changes to localized strings.
      */
     updateTooltips_: function() {
-      this.$['fit-button'].tooltips = [
-          this.strings.tooltipFitToPage,
-          this.strings.tooltipFitToWidth
-      ];
+      this.$['fit-button'].tooltips =
+          [this.strings.tooltipFitToPage, this.strings.tooltipFitToWidth];
       this.$['zoom-in-button'].tooltips = [this.strings.tooltipZoomIn];
       this.$['zoom-out-button'].tooltips = [this.strings.tooltipZoomOut];
     },
 
     /**
      * Handle clicks of the fit-button.
      */
     fitToggle: function() {
       if (this.$['fit-button'].activeIndex == FIT_TO_WIDTH)
         this.fire('fit-to-width');
@@ skipping 42 matching lines @@
       if (this.visible_) {
         this.visible_ = false;
         this.$['fit-button'].hide();
         this.$['zoom-in-button'].hide();
         this.$['zoom-out-button'].hide();
       }
     },
   });
 
 })();