Submit button added to user pod.

ui/login/account_picker/user_pod_template.html

Index: ui/login/account_picker/user_pod_template.html
diff --git a/ui/login/account_picker/user_pod_template.html b/ui/login/account_picker/user_pod_template.html
index 8bcbce1e3e8a67b39438205e2a630befe6c8a911..2c6b3d5691951ce59a2730ce82a9512e20311445 100644
--- a/ui/login/account_picker/user_pod_template.html
+++ b/ui/login/account_picker/user_pod_template.html
@@ -1,3 +1,18 @@
+<link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
+<link rel="import" href="chrome://resources/polymer/v1_0/iron-iconset-svg/iron-iconset-svg.html">

[jdufault, 2016/08/17 19:04:12]

Lazy load these imports from javascript, similar to how the PIN keyboard is
loaded.

[sammiequon, 2016/08/30 16:39:58]

Done.

+
+<iron-iconset-svg name="user-pod" size="24">
+  <svg>
+    <defs>
+      <!--
+      Inlined from Polymer's iron-icons to avoid importing everything.
+      See http://goo.gl/Y1OdAq for instructions on adding additional icons.
+      -->
+      <g id="arrow-forward"><path d="M12 4l-1.41 1.41L16.17 11H4v2h12.17l-5.58 5.59L12 20l8-8z"/></g>
+  </defs>
+</svg>
+</iron-iconset-svg>
+
 <div id="user-pod-template" class="pod disabled" hidden>
   <div class="user-image-pane pin-tag">
     <div class="user-image-container">
@@ -33,6 +48,9 @@
           <img class="capslock-hint"
                src="chrome://theme/IDR_LOGIN_PASSWORD_CAPS_LOCK" alt>
         </div>
+        <paper-icon-button class="submit-button" disabled
+                           icon="user-pod:arrow-forward">
+        </paper-icon-button>
       </div>
       <!-- User Click Authentication -->
       <div class="password-label"></div>