Fix some chrome://settings paddings

chrome/browser/resources/options/browser_options.html

 <div id="settings" class="page" hidden>
   <header>
     <h1 i18n-content="settingsTitle"></h1>
   </header>
   <include src="automatic_settings_reset_banner.html">
 <if expr="chromeos">
   <include src="secondary_user_banner.html">
   <section>
     <div id="network-section-header" class="section-header">
       <h3 i18n-content="sectionTitleInternet"></h3>
@@ skipping 663 matching lines @@
       </div>
   </section>
 <if expr="enable_service_discovery">
     <section id="cloudprint-options-mdns">
       <h3 i18n-content="advancedSectionTitleCloudPrint"></h3>
       <div class="settings-row">
         <span i18n-content="cloudPrintOptionLabel"></span>
         <a target="_blank" i18n-content="learnMore"
            i18n-values="href:cloudPrintLearnMoreURL"></a>
       </div>
-      <button id="cloudPrintDevicesPageButton"
-              i18n-content="cloudPrintDevicesPageButton">
-      </button>
+      <div class="settings-row">
+        <button id="cloudPrintDevicesPageButton"
+            i18n-content="cloudPrintDevicesPageButton"></button>
+      </div>
 
       <div class="settings-row checkbox controlled-setting-with-label"
            i18n-values=".hidden: cloudPrintHideNotificationsCheckbox">
         <label>
           <input id="local-discovery-notifications-enabled"
               pref="local_discovery.notifications_enabled"
               type="checkbox"
               metric="LocalDiscoveryNotificationsDisabled_Settings">
           <span>
             <span i18n-content="cloudPrintEnableNotificationsLabel"></span>
@@ skipping 218 matching lines @@
     <button id="advanced-settings-expander" class="link-button"
         i18n-content="showAdvancedSettings">
     </button>
 <if expr="chromeos">
     <button id="version-button" class="link-button" hidden
         i18n-content="browserVersion">
     </button>
 </if>
   </footer>
 </div>