Compile chrome://settings, part 3: 167 proper errors left

chrome/browser/resources/options/chromeos/bluetooth_device_list.js

Index: chrome/browser/resources/options/chromeos/bluetooth_device_list.js
diff --git a/chrome/browser/resources/options/chromeos/bluetooth_device_list.js b/chrome/browser/resources/options/chromeos/bluetooth_device_list.js
index a7cadb837d4171531d53f20a39e451cfe72f7271..ce2277990767da5fcba1e8b6aaffd14027d9557b 100644
--- a/chrome/browser/resources/options/chromeos/bluetooth_device_list.js
+++ b/chrome/browser/resources/options/chromeos/bluetooth_device_list.js
@@ -53,10 +53,10 @@ cr.define('options.system.bluetooth', function() {
      *         connected: boolean,
      *         connecting: boolean,
      *         connectable: boolean,
-     *         pairing: string|undefined,
-     *         passkey: number|undefined,
-     *         pincode: string|undefined,
-     *         entered: number|undefined}}
+     *         pairing: (string|undefined),
+     *         passkey: (number|undefined),
+     *         pincode: (string|undefined),
+     *         entered: (number|undefined)}}
      */
     data: null,
 
@@ -141,10 +141,10 @@ cr.define('options.system.bluetooth', function() {
      *          connected: boolean,
      *          connecting: boolean,
      *          connectable: boolean,
-     *          pairing: string|undefined,
-     *          passkey: number|undefined,
-     *          pincode: string|undefined,
-     *          entered: number|undefined}} device
+     *          pairing: (string|undefined),
+     *          passkey: (number|undefined),
+     *          pincode: (string|undefined),
+     *          entered: (number|undefined)}} device
      *     Description of the bluetooth device.
      * @return {boolean} True if the devies was successfully added or updated.
      */
@@ -184,14 +184,14 @@ cr.define('options.system.bluetooth', function() {
     /**
      * Retrieves the address of the selected device, or null if no device is
      * selected.
-     * @return {?string} Address of selected device or null.
+     * @return {(string|undefined)} Address of selected device or null.
      * @private
      */
     getSelectedDevice_: function() {
       var selection = this.selectedItem;
       if (selection)
         return selection.address;
-      return null;
+      return undefined;
     },
 
     /**
@@ -250,7 +250,7 @@ cr.define('options.system.bluetooth', function() {
       return {
         height: this.itemHeight_,
         marginTop: 0,
-        marginBotton: 0,
+        marginBottom: 0,
         width: this.itemWidth_,
         marginLeft: 0,
         marginRight: 0