Language settings: change spellcheck row; minor code cleanup

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

 <link rel="import" href="chrome://resources/html/action_link.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/neon-animation/neon-animatable.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-checkbox/paper-checkbox.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_action_menu/cr_action_menu.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_expand_button/cr_expand_button.html">
@@ skipping 114 matching lines @@
                     icon="cr:more-vert" on-tap="onDotsTap_">
                 </paper-icon-button>
               </div>
             </template>
             <div class="list-item list-button" on-tap="onAddLanguagesTap_">
               <a is="action-link">$i18n{addLanguages}</a>
             </div>
           </div>
         </iron-collapse>
 <if expr="chromeos">
-        <div id="manage-input-methods-subpage-trigger"
+        <div id="manageInputMethodsSubpageTrigger"
             class="settings-box two-line" actionable
             on-tap="toggleExpandButton_">
           <div class="start">
             <div>$i18n{inputMethodsListTitle}</div>
             <div class="secondary">
               [[getInputMethodName_(languages.inputMethods.currentId)]]
             </div>
           </div>
           <cr-expand-button expanded="{{inputMethodsOpened_}}"
               alt="$i18n{inputMethodsExpandA11yLabel}">
@@ skipping 23 matching lines @@
               </div>
             </template>
             <div class="list-item list-button"
                 on-tap="onManageInputMethodsTap_">
               <a is="action-link">$i18n{manageInputMethods}</a>
             </div>
           </div>
         </iron-collapse>
 </if>
 <if expr="not is_macosx">
-        <div id="spellcheck-subpage-trigger" class="settings-box two-line"
+        <div id="spellCheckSubpageTrigger"
+            class$="settings-box [[getSpellCheckListTwoLine_(
+                spellCheckSecondaryText_)]]"
             actionable on-tap="toggleExpandButton_">
           <div class="start">
             <div>$i18n{spellCheckListTitle}</div>
-            <div class="secondary">
-              [[getSpellCheckSecondaryText_(languages.enabled.*)]]
-            </div>
+            <div class="secondary">[[spellCheckSecondaryText_]]</div>
           </div>
           <cr-expand-button expanded="{{spellCheckOpened_}}"
               alt="$i18n{spellCheckExpandA11yLabel}">
           </cr-expand-button>
         </div>
         <iron-collapse id="spellCheckCollapse" opened="[[spellCheckOpened_]]">
           <div class="list-frame vertical-list">
             <template is="dom-repeat" items="[[languages.enabled]]">
               <div class="list-item">
                 <paper-checkbox
@@ skipping 55 matching lines @@
                 on-tap="onRemoveLanguageTap_"
                 hidden="[[!detailLanguage_.removable]]">
               $i18n{removeLanguage}
             </button>
           </dialog>
         </template>
       </neon-animatable>
 <if expr="chromeos">
       <template is="dom-if" route-path="/inputMethods">
         <settings-subpage
-            associated-control="[[$$('#manage-input-methods-subpage-trigger')]]"
+            associated-control="[[$$('#manageInputMethodsSubpageTrigger')]]"
             page-title="$i18n{manageInputMethodsPageTitle}">
           <settings-manage-input-methods-page languages="{{languages}}"
               language-helper="[[languageHelper]]">
           </settings-manage-input-methods-page>
         </settings-subpage>
       </template>
 </if>
 <if expr="not is_macosx">
       <template is="dom-if" route-path="/editDictionary">
         <settings-subpage
-            associated-control="[[$$('#spellcheck-subpage-trigger')]]"
+            associated-control="[[$$('#spellCheckSubpageTrigger')]]"
             page-title="$i18n{editDictionaryPageTitle}">
           <settings-edit-dictionary-page></settings-edit-dictionary-page>
         </settings-subpage>
       </template>
 </if>
     </settings-animated-pages>
     <template is="dom-if" if="[[showAddLanguagesDialog_]]" restamp>
       <settings-add-languages-dialog languages="{{languages}}"
           language-helper="[[languageHelper]]">
       </settings-add-languages-dialog>
     </template>
   </template>
   <script src="languages_page.js"></script>
 </dom-module>