Fixed regression bug regarding pod on public session.

ui/login/account_picker/user_pod_row.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.
  *
  * This is the stylesheet used by user pods row of account picker UI.
  */
 
 podrow {
   /* Temporarily disabled because animation interferes with updating screen's
    size. */
@@ skipping 66 matching lines @@
   transform: scale3d(1, 1, 1) !important;
   z-index: 1;
 }
 
 .pod.focused[auth-type='userClick'] {
   cursor: pointer;
 }
 
 .user-image-pane {
   background-color: white;
+  height: 160px;
+  left: 10px;
+  position: absolute;
+  top: 10px;
+  transition: height 180ms ease-in-out,
+              left 180ms ease-in-out,
+              right 180ms ease-in-out,
+              top 180ms ease-in-out,
+              width 180ms ease-in-out;
+  width: 160px;
+  z-index: 3;
+}
+
+.user-image-pane.pin-enabled {
+  height: 230px;
+  left: 20px;
+  top: 20px;
+  width: 230px;
 }
 
 html[dir=rtl] .user-image-pane {
   left: auto;
   right: 10px;
 }
 
+html[dir=rtl] .user-image-pane.pin-enabled {
+  left: auto;
+  right: 20px;
+}
+
 .user-image-container {
   align-items: center;
   display: flex;
   height: 100%;
   justify-content: center;
   width: 100%;
 }
 
 .pod .user-image {
   flex: none;
 }
 
 /* TODO(noms): Refactor this out into a CrOS-specific file and simplify the
  style rule once it is included on CrOS only. crbug.com/397638 */
 html:not([screen=login-add-user]) .pod .user-image {
   max-height: 160px;
   max-width: 160px;
   opacity: 0.7;
   position: absolute;
-  top: 10px;
   transition: max-height 180ms ease-in-out,
               max-width 180ms ease-in-out,
               top 180ms ease-in-out;
 }
 
 html:not([screen=login-add-user]) .pod .user-image.pin-enabled {
   max-height: 230px;
   max-width: 230px;
-  top: 20px;
 }
 
 html:not([screen=login-add-user]) .pod.focused .user-image {
   opacity: 1;
 }
 
 .pod.multiprofiles-policy-applied .user-image {
   -webkit-filter: grayscale(100%);
 }
 
 .signed-in-indicator {
   display: none;
 }
 
 .pod.signed-in .signed-in-indicator {
   background-color: rgba(0, 0, 0, 0.5);
   color: white;
   display: block;
   font-size: small;
-  left: 10px;
   position: absolute;
   text-align: center;
-  top: 10px;
+  top: 0;
   transition: left 180ms ease-in-out,
               top 180ms ease-in-out,
               width 180ms ease-in-out;
-  width: 160px;
+  width: 100%;
 }
 
 .pod.signed-in .signed-in-indicator.pin-enabled {
   left: 20px;
   top: 20px;
   width: 230px;
 }
 
 .main-pane {
   left: 10px;
@@ skipping 728 matching lines @@
   -webkit-animation: ellipsis-component2 1.5s infinite;
 }
 
 @-webkit-keyframes ellipsis-component2 {
   0% { opacity: 0; }
   25% { opacity: 0; }
   50% { opacity: 0; }
   75% { opacity: 1; }
   100% { opacity: 0; }
 }