Clean up unneeded JavaScript dialog parameter.

extensions/browser/guest_view/web_view/javascript_dialog_helper.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "extensions/browser/guest_view/web_view/javascript_dialog_helper.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "components/guest_view/common/guest_view_constants.h"
 #include "extensions/browser/guest_view/web_view/web_view_constants.h"
@@ skipping 68 matching lines @@
 }
 
 bool JavaScriptDialogHelper::HandleJavaScriptDialog(
     content::WebContents* web_contents,
     bool accept,
     const base::string16* prompt_override) {
   return false;
 }
 
 void JavaScriptDialogHelper::CancelDialogs(content::WebContents* web_contents,
-                                           bool suppress_callbacks,
                                            bool reset_state) {}
 
 void JavaScriptDialogHelper::OnPermissionResponse(
     const DialogClosedCallback& callback,
     bool allow,
     const std::string& user_input) {
   callback.Run(allow && web_view_guest_->attached(),
                base::UTF8ToUTF16(user_input));
 }
 
 }  // namespace extensions