Refactor Autofill for out of process iframes (OOPIF).

chrome/browser/prerender/prerender_tab_helper.h

Index: chrome/browser/prerender/prerender_tab_helper.h
diff --git a/chrome/browser/prerender/prerender_tab_helper.h b/chrome/browser/prerender/prerender_tab_helper.h
index 397ca09864d3901dbf307fe4d10d8f2c79c26b4e..b6e452d58fb82935520527da56fafeebbac69444 100644
--- a/chrome/browser/prerender/prerender_tab_helper.h
+++ b/chrome/browser/prerender/prerender_tab_helper.h
@@ -44,13 +44,10 @@ class PrerenderTabHelper
     EVENT_MAX_VALUE
   };
 
-  static void CreateForWebContentsWithPasswordManager(
-      content::WebContents* web_contents,
-      password_manager::PasswordManager* password_manager);
-
   ~PrerenderTabHelper() override;
 
   // content::WebContentsObserver implementation.
+  void RenderFrameCreated(content::RenderFrameHost* render_frame_host) override;
   void DidGetRedirectForResourceRequest(
       content::RenderViewHost* render_view_host,
       const content::ResourceRedirectDetails& details) override;
@@ -79,8 +76,7 @@ class PrerenderTabHelper
   void WouldHavePrerenderedNextLoad(Origin origin);
 
  private:
-  PrerenderTabHelper(content::WebContents* web_contents,
-                     password_manager::PasswordManager* password_manager);
+  explicit PrerenderTabHelper(content::WebContents* web_contents);
   friend class content::WebContentsUserData<PrerenderTabHelper>;
 
   void RecordEvent(Event event) const;