HTML exit reader view button

ios/chrome/browser/dom_distiller/distiller_viewer.cc

Index: ios/chrome/browser/dom_distiller/distiller_viewer.cc
diff --git a/ios/chrome/browser/dom_distiller/distiller_viewer.cc b/ios/chrome/browser/dom_distiller/distiller_viewer.cc
index 1e1aab96e3ee60b9346051a581a0cc9271de93eb..9ec395286236817b1cdf90e60351197887721e52 100644
--- a/ios/chrome/browser/dom_distiller/distiller_viewer.cc
+++ b/ios/chrome/browser/dom_distiller/distiller_viewer.cc
@@ -49,9 +49,8 @@ void DistillerViewer::OnArticleReady(
       distilled_page_prefs_->GetFontFamily());
 
   std::string html_and_script(html);
-  std::string hide_feedback =
-      "document.getElementById('feedbackContainer').style.display = 'none';";
-  html_and_script += "<script>" + js_buffer_ + hide_feedback + "</script>";
+  html_and_script +=
+      "<script> distiller_on_ios = true; " + js_buffer_ + "</script>";
   callback_.Run(url_, html_and_script);
 }