Autofill: Refactoring to support fetching password after a username is selected

components/password_manager/core/browser/password_manager_driver.h

Index: components/password_manager/core/browser/password_manager_driver.h
diff --git a/components/password_manager/core/browser/password_manager_driver.h b/components/password_manager/core/browser/password_manager_driver.h
index e9b738c1d036d5a163904ec4bd51517df0bb5441..62eecfb4f060a6a72600e1f4206d5000b93a1858 100644
--- a/components/password_manager/core/browser/password_manager_driver.h
+++ b/components/password_manager/core/browser/password_manager_driver.h
@@ -51,6 +51,12 @@ class PasswordManagerDriver {
   virtual void AccountCreationFormsFound(
       const std::vector<autofill::FormData>& forms) = 0;
 
+  // Tells the renderer to accept the password autofill suggestion for
+  // |username|.
+  virtual void RendererShouldAcceptPasswordAutofillSuggestion(
+      const base::string16& username,
+      const base::string16& password) = 0;
+
  private:
   DISALLOW_COPY_AND_ASSIGN(PasswordManagerDriver);
 };