Add display_name to lti template

common/lib/xmodule/xmodule/lti_module.py

@@ -179,7 +179,8 @@ class LTIModule(LTIFields, XModule):
             'launch_url': self.launch_url,
             'element_id': self.location.html_id(),
             'element_class': self.category,
-            'open_in_a_new_page': self.open_in_a_new_page
+            'open_in_a_new_page': self.open_in_a_new_page,
+            'display_name': self.display_name,
         }
 
         return self.system.render_template('lti.html', context)

lms/templates/lti.html

@@ -34,7 +34,7 @@
     % if open_in_a_new_page:
         <p>
             <span class="description">
-                [LTI Display Name] (External resource)
+                ${display_name} (External resource)
             </span>
             <a href="#" class='link_lti_new_window'>
                 <i class="icon-external-link"></i>