Simplify the JavaScriptDialogManager.

extensions/browser/guest_view/web_view/javascript_dialog_helper.cc

Index: extensions/browser/guest_view/web_view/javascript_dialog_helper.cc
diff --git a/extensions/browser/guest_view/web_view/javascript_dialog_helper.cc b/extensions/browser/guest_view/web_view/javascript_dialog_helper.cc
index bc55c9eed0823d8125d4772d2119aa04fd9e9fad..9a9763d347f2b3a2c1b96b9fcb3daecd14882d57 100644
--- a/extensions/browser/guest_view/web_view/javascript_dialog_helper.cc
+++ b/extensions/browser/guest_view/web_view/javascript_dialog_helper.cc
@@ -85,13 +85,9 @@ bool JavaScriptDialogHelper::HandleJavaScriptDialog(
   return false;
 }
 
-void JavaScriptDialogHelper::CancelActiveAndPendingDialogs(
-    content::WebContents* web_contents) {
-}
-
-void JavaScriptDialogHelper::ResetDialogState(
-    content::WebContents* web_contents) {
-}
+void JavaScriptDialogHelper::CancelDialogs(content::WebContents* web_contents,
+                                           bool suppress_callbacks,
+                                           bool reset_state) {}
 
 void JavaScriptDialogHelper::OnPermissionResponse(
     const DialogClosedCallback& callback,