MD Settings: Migrate enable-translation toggle from non-MD settings page.

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/action_link_css.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">
@@ skipping 69 matching lines @@
             <div class="secondary">
               [[getProspectiveUILanguageName_(languages.prospectiveUILanguage)]]
             </div>
 </if>
           </div>
           <cr-expand-button expanded="{{languagesOpened_}}"
               alt="$i18n{languagesExpandA11yLabel}">
           </cr-expand-button>
         </div>
         <iron-collapse id="languagesCollapse" opened="[[languagesOpened_]]">
+          <span class="settings-box first"
+              hidden="[[isHelpTextHidden_(languages.enabled.*)]]">
+            <span>$i18n{orderLanguagesInstructions}</span>
+<if expr="chromeos">
+            <a href="$i18n{languagesLearnMoreURL}" target="_blank">
+              $i18n{learnMore}
+            </a>
+</if>
+          </span>
           <div class="list-frame vertical-list">
-            <span class="list-item"
-                hidden="[[isHelpTextHidden_(languages.enabled.*)]]">
-              <span>$i18n{orderLanguagesInstructions}</span>
-<if expr="chromeos">
-              <a href="$i18n{languagesLearnMoreURL}" target="_blank">
-                $i18n{learnMore}
-              </a>
-</if>
-            </span>
             <template is="dom-repeat" items="[[languages.enabled]]">
               <div class$="list-item [[getLanguageItemClass_(
                   item.language.code, language.prospectiveUILanguage)]]">
                 <div class="start">
                   <div title="[[item.language.nativeDisplayName]]">
                     [[item.language.displayName]]
                   </div>
 <if expr="chromeos or is_win">
                   <div class="explain-selected"
                       hidden="[[!isProspectiveUILanguage_(
@@ skipping 16 matching lines @@
                 </paper-icon-button>
               </div>
             </template>
             <div class="list-item">
               <a is="action-link" class="list-button"
                   on-tap="onAddLanguagesTap_">
                 $i18n{addLanguages}
               </a>
             </div>
           </div>
+          <div class="settings-box first">
+            <settings-toggle-button id="offerTranslateOtherLangs" class="start"
+                pref="{{prefs.translate.enabled}}"
+                label="$i18n{offerToEnableTranslate}">
+            </settings-toggle-button>
+          </div>
         </iron-collapse>
 <if expr="chromeos">
         <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>
@@ skipping 139 matching lines @@
 </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>