Print Preview: Fixing code style issues reported by gsjlint.

chrome/browser/resources/print_preview/margins_ui.js

 // Copyright (c) 2011 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.
 
 cr.define('print_preview', function() {
   'strict';
 
   function MarginsUI() {
     var marginsUI = document.createElement('div');
     marginsUI.__proto__ = MarginsUI.prototype;
@@ skipping 61 matching lines @@
 
     /**
      * @return {array} An array including all |MarginUIPair| objects.
      */
     get pairsAsList() {
       return [this.topPair_, this.leftPair_, this.rightPair_, this.bottomPair_];
     },
 
     /**
      * Updates the state of the margins UI.
-     * @param {print_preview.Rect}
+     * @param {print_preview.Rect} marginsRectangle
      * @param {Margins} marginValues
      * @param {array} valueLimits
      */
     update: function(marginsRectangle, marginValues, valueLimits,
         keepDisplayedValue, valueLimitsInPercent) {
       var uiPairs = this.pairsAsList;
       var order = ['top', 'left', 'right', 'bottom'];
       for (var i = 0; i < uiPairs.length; i++) {
         uiPairs[i].update(marginsRectangle,
                           marginValues[order[i]],
@@ skipping 29 matching lines @@
       removeFromFlow ? this.hidden = true : this.classList.add('invisible');
     },
 
     /**
      * Applies a clipping mask on |this| so that it does not paint on top of the
      * scrollbars (if any).
      */
     applyClippingMask_: function() {
       var bottom = previewArea.height;
       var right = previewArea.width;
-      this.style.clip = "rect(0, " + right + "px, " + bottom + "px, 0)";
+      this.style.clip = 'rect(0, ' + right + 'px, ' + bottom + 'px, 0)';
     },
 
     /**
      * Adds event listeners for various events.
      * @private
      */
     addEventListeners_: function() {
       var uiPairs = this.pairsAsList;
       for (var i = 0; i < uiPairs.length; i++) {
         uiPairs[i].addEventListener(customEvents.MARGIN_LINE_MOUSE_DOWN,
@@ skipping 55 matching lines @@
           this.lastClickedMarginsUIPair.getDragDisplacementFrom(point);
       dragEvent.destinationPoint = point;
       this.dispatchEvent(dragEvent);
     },
   };
 
   return {
     MarginsUI: MarginsUI
   };
 });