diff --git a/core/utils/aria.js b/core/utils/aria.js
index 189c99898..4cacc1ff7 100644
--- a/core/utils/aria.js
+++ b/core/utils/aria.js
@@ -12,6 +12,10 @@
  */
 'use strict';
 
+/**
+ * @name Blockly.utils.aria
+ * @namespace
+ */
 goog.provide('Blockly.utils.aria');
 
 
diff --git a/core/utils/deprecation.js b/core/utils/deprecation.js
index ca9c19ab4..1fde59f72 100644
--- a/core/utils/deprecation.js
+++ b/core/utils/deprecation.js
@@ -7,12 +7,17 @@
 /**
  * @fileoverview Helper function for warning developers about deprecations.
  * This method is not specific to Blockly.
- * @author fenichel@google.com (Rachel Fenichel);
+ * @author fenichel@google.com (Rachel Fenichel)
  */
 'use strict';
 
+/**
+ * @name Blockly.utils.deprecation
+ * @namespace
+ */
 goog.provide('Blockly.utils.deprecation');
 
+
 /**
  * Warn developers that a function is deprecated.
  * @param {string} functionName The name of the function.
diff --git a/core/utils/idgenerator.js b/core/utils/idgenerator.js
index e17c51f31..347b71d02 100644
--- a/core/utils/idgenerator.js
+++ b/core/utils/idgenerator.js
@@ -12,6 +12,10 @@
  */
 'use strict';
 
+/**
+ * @name Blockly.utils.IdGenerator
+ * @namespace
+ */
 goog.provide('Blockly.utils.IdGenerator');
 
 
diff --git a/core/utils/keycodes.js b/core/utils/keycodes.js
index 2129dadf1..a5be94cb8 100644
--- a/core/utils/keycodes.js
+++ b/core/utils/keycodes.js
@@ -12,6 +12,10 @@
  */
 'use strict';
 
+/**
+ * @name Blockly.utils.KeyCodes
+ * @namespace
+ */
 goog.provide('Blockly.utils.KeyCodes');
 
 
diff --git a/core/utils/object.js b/core/utils/object.js
index 34b4d0034..37837ee3e 100644
--- a/core/utils/object.js
+++ b/core/utils/object.js
@@ -10,6 +10,10 @@
  */
 'use strict';
 
+/**
+ * @name Blockly.utils.object
+ * @namespace
+ */
 goog.provide('Blockly.utils.object');
 
 
diff --git a/core/utils/toolbox.js b/core/utils/toolbox.js
index adaba33f1..e50f3b07f 100644
--- a/core/utils/toolbox.js
+++ b/core/utils/toolbox.js
@@ -10,6 +10,10 @@
  */
 'use strict';
 
+/**
+ * @name Blockly.utils.toolbox
+ * @namespace
+ */
 goog.provide('Blockly.utils.toolbox');
 
 /** @suppress {extraRequire} */
diff --git a/core/utils/useragent.js b/core/utils/useragent.js
index 453fa01d2..0df8467ed 100644
--- a/core/utils/useragent.js
+++ b/core/utils/useragent.js
@@ -20,6 +20,7 @@ goog.provide('Blockly.utils.userAgent');
 
 goog.require('Blockly.utils.global');
 
+
 /** @const {boolean} */
 Blockly.utils.userAgent.IE;
 
diff --git a/core/utils/xml.js b/core/utils/xml.js
index 4bd3f7dfa..26f7bfc47 100644
--- a/core/utils/xml.js
+++ b/core/utils/xml.js
@@ -18,6 +18,7 @@
  */
 goog.provide('Blockly.utils.xml');
 
+
 /**
  * Namespace for Blockly's XML.
  */
diff --git a/externs/generator-externs.js b/externs/generator-externs.js
index 288c3aa2a..450735e25 100644
--- a/externs/generator-externs.js
+++ b/externs/generator-externs.js
@@ -13,6 +13,7 @@ goog.provide('Blockly');
 goog.provide('Blockly.Generator');
 goog.provide('Blockly.inputTypes');
 goog.provide('Blockly.utils.global');
+goog.provide('Blockly.utils.object');
 goog.provide('Blockly.utils.string');
 
 var Blockly;
diff --git a/scripts/package/node/core.js b/scripts/package/node/core.js
index 8f7745304..7935f0cc5 100644
--- a/scripts/package/node/core.js
+++ b/scripts/package/node/core.js
@@ -23,8 +23,8 @@ Blockly.setLocale = function (locale) {
 // Override textToDomDocument and provide Node.js alternatives to DOMParser and
 // XMLSerializer.
 if (typeof Blockly.utils.global.document !== 'object') {
-  Blockly.utils.global.DOMParser = require("jsdom/lib/jsdom/living").DOMParser;
-  Blockly.utils.global.XMLSerializer = require("jsdom/lib/jsdom/living").XMLSerializer;
+  Blockly.utils.global.DOMParser = require('jsdom/lib/jsdom/living').DOMParser;
+  Blockly.utils.global.XMLSerializer = require('jsdom/lib/jsdom/living').XMLSerializer;
   var doc = Blockly.utils.xml.textToDomDocument(
     '<xml xmlns="https://developers.google.com/blockly/xml"></xml>');
   Blockly.utils.xml.document = function() {