[ReadingList Offline] Handle AMP pages after the rendering delay.

ios/chrome/browser/reading_list/reading_list_distiller_page.h

Index: ios/chrome/browser/reading_list/reading_list_distiller_page.h
diff --git a/ios/chrome/browser/reading_list/reading_list_distiller_page.h b/ios/chrome/browser/reading_list/reading_list_distiller_page.h
index 8ebbfc80d42a8075b9b29628af6be86ddd660ff1..44d29cab0651fea7ff6c2699245e9ce5b5f831ce 100644
--- a/ios/chrome/browser/reading_list/reading_list_distiller_page.h
+++ b/ios/chrome/browser/reading_list/reading_list_distiller_page.h
@@ -60,9 +60,9 @@ class ReadingListDistillerPage : public dom_distiller::DistillerPageIOS {
   // triggers a navigation to it. Stop distillation of the page there as the new
   // load will trigger a new distillation.
   bool HandleGoogleCachedAMPPageJavaScriptResult(id result, id error);
-
-  // Waits a delay then calls DelayedOnLoadURLDone.
-  void WaitForPageLoadCompletion();
+  // Continue the distillation on the page that is currently loaded in
+  // |CurrentWebState()|.
+  void ContinuePageDistillation();
 
   // Continues distillation by calling superclass |OnLoadURLDone|.
   void DelayedOnLoadURLDone();