dom-ui settings: Fix up the downloads section according to mocks....

chrome/browser/resources/options/advanced_options.html

 <div class="page hidden" id="advancedPage">
   <h1 i18n-content="advancedPage"></h1>
   <section>
     <h3 i18n-content="advancedSectionTitlePrivacy"></h3>
     <div>
       <div>
         <button id="privacyContentSettingsButton"
             i18n-content="privacyContentSettingsButton"></button>
         <button id="privacyClearDataButton"
             i18n-content="privacyClearDataButton"></button>
@@ skipping 92 matching lines @@
         <input id="enableTranslate" pref="translate.enabled"
             metric="Options_Translate" type="checkbox">
         <span i18n-content="translateEnableTranslate"></span>
       </label>
     </div>
   </section>
   <section>
     <h3 i18n-content="downloadLocationGroupName"></h3>
     <div>
 <if expr="not pp_ifdef('chromeos')">
-      <div i18n-content="downloadLocationBrowseTitle"></div>
       <div>
-        <input id="downloadLocationPath" type="text" size="60" disabled>
+        <label id="download-path">
+          <span i18n-content="downloadLocationBrowseTitle"></span>
+          <input id="downloadLocationPath" type="text" size="60" disabled>
+        </label>
         <button id="downloadLocationBrowseButton"
             i18n-content="downloadLocationBrowseButton"></button>
       </div>
       <label class="checkbox">
         <input id="promptForDownload" pref="download.prompt_for_download"
             metric="Options_AskForSaveLocation" type="checkbox">
         <span i18n-content="downloadLocationAskForSaveLocation"></span>
       </label>
 </if>
       <div i18n-content="autoOpenFileTypesInfo"></div>
@@ skipping 53 matching lines @@
         <button id="cloudPrintProxyManageButton"
                 i18n-content="cloudPrintProxyEnabledManageButton"></button>
       </div>
     </div>
   </section>
 </if>
   <div class="button-strip">
     <button id="optionsReset" i18n-content="optionsReset"></button>
   </div>
 </div>