Make 'Disconnect from google account' dialog box shows correct message

chrome/browser/resources/options/manage_profile_overlay.html

 <div id="manage-profile-overlay" class="page" hidden>
   <div class="close-button"></div>
   <!-- Dialog for managing profiles. -->
   <div id="manage-profile-overlay-manage" hidden>
     <h1 i18n-content="manageProfile"></h1>
     <div id="manage-profile-content" class="content-area">
       <div id="manage-profile-icon-label"
           i18n-content="manageProfilesIconLabel">
       </div>
       <grid id="manage-profile-icon-grid"></grid>
@@ skipping 50 matching lines @@
     </div>
     <div class="content-area">
       <div id="disconnect-managed-profile-message">
         <div id="disconnect-managed-profile-text"
             i18n-values=".innerHTML:disconnectManagedProfileText">
         </div>
       </div>
     </div>
     <div class="action-area">
       <div class="button-strip">
-        <button id="disconnect-managed-profile-ok" class="default-button"
+        <button id="disconnect-managed-profile-ok"
             i18n-content="disconnectManagedProfileOK"></button>
-        <button id="disconnect-managed-profile-cancel"
+        <button id="disconnect-managed-profile-cancel" class="default-button"
             i18n-content="cancel"></button>
       </div>
     </div>
   </div>
   <!-- Dialog for creating profiles. -->
   <div id="manage-profile-overlay-create" hidden>
     <h1 i18n-content="createProfileTitle"></h1>
     <div id="create-profile-content" class="content-area">
       <div id="create-profile-instructions"></div>
       <grid id="create-profile-icon-grid"></grid>
@@ skipping 54 matching lines @@
       </button>
       <div class="button-strip">
         <button id="create-profile-cancel" i18n-content="cancel"></button>
         <button id="create-profile-ok" i18n-content="createProfileConfirm"
             class="default-button">
         </button>
       </div>
     </div>
   </div>
 </div>