Print Preview: Fixing code style issues reported by gsjlint.

chrome/browser/resources/print_preview/layout_settings.js

Index: chrome/browser/resources/print_preview/layout_settings.js
diff --git a/chrome/browser/resources/print_preview/layout_settings.js b/chrome/browser/resources/print_preview/layout_settings.js
index 7f84e146f4d4e2cb1e435703f1a7ff1956d3d564..a341ce899507931f844b5b7a92889f0bbae3f3ae 100644
--- a/chrome/browser/resources/print_preview/layout_settings.js
+++ b/chrome/browser/resources/print_preview/layout_settings.js
@@ -50,14 +50,14 @@ cr.define('print_preview', function() {
      * @return {boolean} true if the chosen layout mode has changed since last
      *     time the state was updated.
      */
-    hasChanged_ : function() {
-      return this.isLandscape() !=  this.wasLandscape_;
+    hasChanged_: function() {
+      return this.isLandscape() != this.wasLandscape_;
     },
 
     /**
      * Saves the currently selected layout mode. Used  in |this.hasChanged_|.
      */
-    updateState : function() {
+    updateState: function() {
       this.wasLandscape_ = this.isLandscape();
     },