MD Settings: Tune searching algorithm to skip certain subpages.

chrome/browser/resources/settings/languages_page/languages_page.html

 <link rel="import" href="chrome://resources/html/assert.html">
 <link rel="import" href="chrome://resources/html/cr.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-collapse/iron-collapse.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-icon-button/paper-icon-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-toggle-button/paper-toggle-button.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_expand_button/cr_expand_button.html">
 <link rel="import" href="chrome://resources/cr_elements/icons.html">
@@ skipping 176 matching lines @@
 </if>
       </neon-animatable>
       <template is="dom-if" name="manage-languages">
         <settings-subpage
             associated-control="[[$$('#manage-languages-subpage-trigger')]]"
             page-title="$i18n{manageLanguagesPageTitle}">
           <settings-manage-languages-page
               prefs="{{prefs}}"></settings-manage-languages-page>
         </settings-subpage>
       </template>
-      <template is="dom-if" name="language-detail">
-        <settings-subpage no-associated-control
-            page-title="[[detailLanguage_.language.displayName]]">
+      <template is="dom-if" name="language-detail" no-search>
+        <settings-subpage page-title="[[detailLanguage_.language.displayName]]">
           <settings-language-detail-page id="languageDetailPage"
               prefs="{{prefs}}" detail="[[detailLanguage_]]">
           </settings-language-detail-page>
         </settings-subpage>
       </template>
 <if expr="chromeos">
       <template is="dom-if" name="manage-input-methods">
         <settings-subpage
             associated-control="[[$$('#manage-input-methods-subpage-trigger')]]"
             page-title="$i18n{manageInputMethodsPageTitle}">
           <settings-manage-input-methods-page>
           </settings-manage-input-methods-page>
         </settings-subpage>
       </template>
 </if>
 <if expr="not is_macosx">
       <template is="dom-if" name="edit-dictionary">
         <settings-subpage
             associated-control="[[$$('#spellcheck-subpage-trigger')]]"
             page-title="$i18n{editDictionaryPageTitle}">
           <settings-edit-dictionary-page></settings-edit-dictionary-page>
         </settings-subpage>
       </template>
 </if>
     </settings-animated-pages>
   </template>
   <script src="languages_page.js"></script>
 </dom-module>