Use AutofillDriver* in ContentAutofillDriverFactory when possible

components/autofill/core/browser/autofill_driver.h

Index: components/autofill/core/browser/autofill_driver.h
diff --git a/components/autofill/core/browser/autofill_driver.h b/components/autofill/core/browser/autofill_driver.h
index a702eb26a035ad4690f4cd9fdccec7cec208f42c..966cd31638e9791d81111e0efc382e5768577c03 100644
--- a/components/autofill/core/browser/autofill_driver.h
+++ b/components/autofill/core/browser/autofill_driver.h
@@ -103,6 +103,9 @@ class AutofillDriver {
   // Called when the user interacted with a credit card form, so that
   // the current page's security state can be updated appropriately.
   virtual void DidInteractWithCreditCardForm() = 0;
+
+  // Tells the driver that the frame navigated to a different page.
+  virtual void NavigatedToDifferentPage() {}
 };
 
 }  // namespace autofill