spec: Adding a fix for chrome failure (click nto working first time)

Change-Id: I10bf8f39e33ae334b9d3989f73cc171573b5e752
Reviewed-on: https://gerrit.instructure.com/109763
Tested-by: Jenkins
Reviewed-by: KC Naegle <knaegle@instructure.com>
Product-Review: Gentry Beckmann <gbeckmann@instructure.com>
Tested-by: Gentry Beckmann <gbeckmann@instructure.com>
QA-Review: Gentry Beckmann <gbeckmann@instructure.com>

spec/selenium/grades/page_objects/student_grades_page.rb

@@ -40,4 +40,8 @@ class StudentGradesPage
   def assignment_row(assignment)
     f("#submission_#{assignment.id}")
   end
+
+  def toggle_comment_module
+    fj('.toggle_comments_link .icon-discussion:first').click
+  end
 end

spec/selenium/grades/student_grades_page/gradebook_student_spec.rb

@@ -203,9 +203,13 @@ describe 'Student Gradebook' do
 
     it 'should display comments from a teacher on student grades page', priority: "1", test_id: 537621 do
       user_session(student)
-
       get "/courses/#{published_course.id}/grades"
-      fj('.toggle_comments_link .icon-discussion:first').click
+
+      student_grades_page.toggle_comment_module
+      unless f('.score_details_table').displayed?
+        # 1st click seems to fail on chrome 1 out of 5 times so adding a second click
+        student_grades_page.toggle_comment_module
+      end
       expect(fj('.score_details_table span:first')).to include_text('good job')
     end