Revert to no-scrollbar screenshot approach

render-test/render_test.py

@@ -42,8 +42,8 @@ def save_screenshot(driver, path):
     required_width = driver.execute_script('return document.body.parentNode.scrollWidth')
     required_height = driver.execute_script('return document.body.parentNode.scrollHeight')
     driver.set_window_size(required_width, required_height)
-    driver.save_screenshot(path)  # has scrollbar
-    # driver.find_element_by_tag_name('body').screenshot(path)  # avoids scrollbar
+    # driver.save_screenshot(path)  # has scrollbar
+    driver.find_element_by_tag_name('body').screenshot(path)  # avoids scrollbar
     driver.set_window_size(original_size['width'], original_size['height'])