Settings Router Refactor: Kill settings-router.

chrome/browser/resources/settings/appearance_page/appearance_page.html

 <link rel="import" href="chrome://resources/html/i18n_behavior.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/classes/iron-flex-layout.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-icon/iron-icon.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/neon-animation/neon-animatable.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="/appearance_page/appearance_browser_proxy.html">
 <link rel="import" href="/controls/controlled_radio_button.html">
 <link rel="import" href="/controls/settings_dropdown_menu.html">
 <link rel="import" href="/controls/settings_input.html">
 <link rel="import" href="/controls/settings_radio_group.html">
 <link rel="import" href="/icons.html">
 <link rel="import" href="/route.html">
 <link rel="import" href="/settings_page/settings_animated_pages.html">
 <link rel="import" href="/settings_page/settings_subpage.html">
 <link rel="import" href="/settings_shared_css.html">
 <link rel="import" href="appearance_fonts_page.html">
 
 <dom-module id="settings-appearance-page">
   <link rel="import" type="css" href="chrome://resources/css/widgets.css">
   <template>
     <style include="settings-shared">
       .settings-box iron-icon {
         -webkit-margin-end: var(--iron-icon-spacing);
       }
     </style>
-    <settings-animated-pages id="pages" current-route="{{currentRoute}}"
-        section="appearance">
+    <settings-animated-pages id="pages" section="appearance">
       <neon-animatable id="main">
 <if expr="chromeos">
         <div class="settings-box first two-line" id="wallpaperButton"
             on-tap="openWallpaperManager_" actionable
             hidden="[[!pageVisibility.setWallpaper]]">
           <iron-icon icon="settings:wallpaper"></iron-icon>
           <div class="start">
             <div>$i18n{setWallpaper}</div>
             <div class="secondary">$i18n{openWallpaperApp}</div>
           </div>
@@ skipping 91 matching lines @@
             associated-control="[[$$('#customize-fonts-subpage-trigger')]]"
             page-title="$i18n{customizeFonts}">
           <settings-appearance-fonts-page prefs="{{prefs}}">
           </settings-appearance-fonts-page>
         </settings-subpage>
       </template>
     </settings-animated-pages>
   </template>
   <script src="appearance_page.js"></script>
 </dom-module>