[password autofill] Remove references to PasswordForm from RenderViewImpl

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 1e889ceb854a95d6171a29407ac3c6dee62cac25..462f02905e4e571a5327c6f8ad0658c59a4a1b3a 100644
--- a/chrome/browser/prerender/prerender_tab_helper.h
+++ b/chrome/browser/prerender/prerender_tab_helper.h
@@ -12,6 +12,12 @@
 #include "content/public/browser/web_contents_user_data.h"
 #include "url/gurl.h"
 
+class PasswordManager;
+
+namespace content {
+struct PasswordForm;
+}
+
 namespace predictors {
 class LoggedInPredictorTable;
 }
@@ -37,6 +43,10 @@ class PrerenderTabHelper
     EVENT_MAX_VALUE
   };
 
+  static void CreateForWebContentsWithPasswordManager(
+      content::WebContents* web_contents,
+      PasswordManager* password_manager);
+
   virtual ~PrerenderTabHelper();
 
   // content::WebContentsObserver implementation.
@@ -59,15 +69,16 @@ class PrerenderTabHelper
       const GURL& validated_url,
       content::PageTransition transition_type,
       content::RenderViewHost* render_view_host) OVERRIDE;
-  virtual void DidNavigateAnyFrame(
-      const content::LoadCommittedDetails& details,
-      const content::FrameNavigateParams& params) OVERRIDE;
+
+  // Called when a password form has been submitted.
+  void PasswordSubmitted(const content::PasswordForm& form);
 
   // Called when this prerendered WebContents has just been swapped in.
   void PrerenderSwappedIn();
 
  private:
-  explicit PrerenderTabHelper(content::WebContents* web_contents);
+  PrerenderTabHelper(content::WebContents* web_contents,
+                     PasswordManager* password_manager);
   friend class content::WebContentsUserData<PrerenderTabHelper>;
 
   void RecordEvent(Event event) const;