Add the extended reporting checkbox to the malware interstitial v3

chrome/browser/resources/ssl/interstitial_v2.css

 /* Copyright 2014 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. */
 
 a {
   color: #585858;
 }
 
 body {
   background: rgb(247, 247, 247);
@@ skipping 28 matching lines @@
 button:active {
   background: rgb(50, 102, 213);
 }
 
 button:hover {
   box-shadow: 0 1px 3px rgba(0, 0, 0, .50);
 }
 
 #details {
   color: #696969;
-  margin: 45px 0 150px 0;
+  margin: 45px 0 50px;
 }
 
 #details p:not(:first-of-type) {
   margin-top: 39px;
 }
 
 #error-code {
   color: black;
   opacity: .35;
   text-transform: uppercase;
@@ skipping 21 matching lines @@
 
 .interstitial-wrapper {
   box-sizing: border-box;
   font-size: 1em;
   line-height: 1.6em;
   margin: 100px auto 0;
   max-width: 600px;
   width: 100%;
 }
 
+#malware-opt-in {
+  font-size: .875em;
+  margin-top: 39px;
+}
+
 .nav-wrapper {
-  margin-top: 84px;
+  margin-top: 51px;
 }
 
 .nav-wrapper::after {
   clear: both;
   content: '';
   display: table;
   width: 100%;
 }
 
-.small-link {
-  color: #696969;
-  font-size: .875em;
+#opt-in-label {
+  -webkit-margin-start: 32px;
 }
 
 .safe-browsing a,
 .safe-browsing #details,
 .safe-browsing #details-button,
 .safe-browsing h1 {
   color: rgb(255, 255, 255);
 }
 
 .safe-browsing button {
   background: rgba(255, 255, 255, 0.15);
 }
 
 .safe-browsing .icon {
   background-image: -webkit-image-set(
       url('../safe_browsing/images/1x/stop_sign.png') 1x,
       url('../safe_browsing/images/2x/stop_sign.png') 2x);
 }
 
+.small-link {
+  color: #696969;
+  font-size: .875em;
+}
+
 .ssl .icon {
   background-image: -webkit-image-set(
       url('images/1x/brokenssl_red.png') 1x,
       url('images/2x/brokenssl_red.png') 2x);
 }
 
+.styled-checkbox {
+  float: left;
+  height: 16px;
+  margin-top: .36em;
+  position: relative;
+  width: 16px;
+}
+
+[dir='rtl'] .styled-checkbox {
+  float: right;
+}
+
+.styled-checkbox label {
+  background-color: white;
+  border-radius: 2px;
+  height: 16px;
+  left: 0;
+  position: absolute;
+  right: 0;
+  top: 0;
+  width: 16px;
+}
+
+.styled-checkbox label::after {
+  background: transparent;
+  border: 2px solid rgb(217, 69, 61);
+  border-right-width: 0;
+  border-top-width: 0;
+  content: '';
+  height: 4px;
+  left: 3px;
+  opacity: 0.3;
+  position: absolute;
+  top: 4px;
+  transform: rotate(-45deg);
+  width: 9px;
+}
+
+.styled-checkbox input[type=checkbox]:checked + label::after {
+  opacity: 1;
+}
+
 @media (max-width: 700px) {
   .interstitial-wrapper {
     padding: 0 10%;
   }
 }
 
 @media (max-height: 600px) {
   .interstitial-wrapper {
     margin-top: 13%;
   }
@@ skipping 19 matching lines @@
     display: block;
     padding-top: 14px;
     text-align: center;
     width: 100%;
   }
 
   .interstitial-wrapper {
     padding: 0 5%;
   }
 
+  #malware-opt-in {
+    margin-top: 24px;
+  }
+
   .nav-wrapper {
     margin-top: 30px;
   }
 }