Add the user email field to Chrome.

chrome/browser/resources/feedback.css

 /* Copyright (c) 2012 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. */
 
 #feedback-page {
   -webkit-margin-start: 80px;
   color: rgb(48, 57, 66);
 }
 
 #feedback-page > h1 {
@@ skipping 12 matching lines @@
   text-align: start;
   vertical-align: text-top;
 }
 
 #description-text {
   box-sizing: border-box;
   margin-top: 1em;
   width: 100%;
 }
 
-#page-url {
+.input-text-container {
   -webkit-box-align: baseline;
   display: -webkit-box;
 }
 
-#page-url-text {
+.input-text-container > label {
+  -webkit-margin-end: 1em;
+  width: 150px;
+}
+
+.input-text-container > input {
+  -webkit-box-flex: 1;
+  display: block;
   /* Don't push checkboxes out of alignment with bulky input. */
   margin-bottom: -0.25em;
 }
 
-#page-url > label {
-  -webkit-margin-end: 1em;
-}
-
-#page-url-text {
-  -webkit-box-flex: 1;
-  display: block;
-}
-
 .thumbnail-list {
   margin-bottom: 1em;
   margin-top: 1em;
   min-height: 151px;
 }
 
 .image-thumbnail-container {
   border: 2px solid #ccc;
   border-radius: 3px;
   display: inline-block;
@@ skipping 28 matching lines @@
   -webkit-box-direction: reverse;
 </if>
   display: -webkit-box;
   padding: 0;
 }
 
 #buttons-pane > input {
   -webkit-margin-end: 0.8em;
   display: block;
 }