MD Settings: convert paper-icon-button to paper-icon-button-light.

chrome/browser/resources/settings/people_page/user_list.html

Index: chrome/browser/resources/settings/people_page/user_list.html
diff --git a/chrome/browser/resources/settings/people_page/user_list.html b/chrome/browser/resources/settings/people_page/user_list.html
index 230c4ffe555795336fa77db6cf81ddb0fa61aadb..928f18a6606d6d1d1a56c3e140403a585062dcbf 100644
--- a/chrome/browser/resources/settings/people_page/user_list.html
+++ b/chrome/browser/resources/settings/people_page/user_list.html
@@ -4,7 +4,7 @@
 <link rel="import" href="chrome://resources/cr_elements/icons.html">
 <link rel="import" href="chrome://resources/html/i18n_behavior.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/iron-flex-layout-classes.html">
-<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/paper-icon-button/paper-icon-button-light.html">
 <link rel="import" href="../route.html">
 <link rel="import" href="../settings_shared_css.html">
 
@@ -45,10 +45,10 @@
               <div class="secondary">[[item.displayEmail]]</div>
             </template>
           </div>
-          <paper-icon-button icon="cr:clear" class="clear-icon"
+          <button is="paper-icon-button-light" class="icon-clear"
               on-tap="removeUser_"
               hidden="[[shouldHideCloseButton_(disabled, item.isOwner)]]">
-          </paper-icon-button>
+          </button>
         </div>
       </template>
     </div>