1 files changed, 57 insertions, 0 deletions
diff --git a/toolkit/components/extensions/webrequest/WebNavigationContent.h b/toolkit/components/extensions/webrequest/WebNavigationContent.h
new file mode 100644
index 0000000000..8916b4436e
--- /dev/null
+++ b/toolkit/components/extensions/webrequest/WebNavigationContent.h
@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_extensions_WebNavigationContent_h
+#define mozilla_extensions_WebNavigationContent_h
+
+#include "nsIDOMEventListener.h"
+#include "nsIObserver.h"
+#include "nsIWebProgressListener.h"
+#include "nsWeakReference.h"
+
+class nsIPropertyBag2;
+class nsIRequest;
+class nsIWebProgress;
+
+namespace mozilla {
+namespace dom {
+class EventTarget;
+}  // namespace dom
+
+namespace extensions {
+
+class FrameTransitionData;
+
+class WebNavigationContent final : public nsIObserver,
+                                   public nsIDOMEventListener,
+                                   public nsIWebProgressListener,
+                                   public nsSupportsWeakReference {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIOBSERVER
+  NS_DECL_NSIDOMEVENTLISTENER
+  NS_DECL_NSIWEBPROGRESSLISTENER
+
+  static already_AddRefed<WebNavigationContent> GetSingleton();
+
+ private:
+  WebNavigationContent() = default;
+  ~WebNavigationContent() = default;
+
+  void AttachListeners(mozilla::dom::EventTarget* aEventTarget);
+
+  void Init();
+
+  FrameTransitionData GetFrameTransitionData(nsIWebProgress* aWebProgress,
+                                             nsIRequest* aRequest);
+
+  nsresult OnCreatedNavigationTargetFromJS(nsIPropertyBag2* aProps);
+};
+
+}  // namespace extensions
+}  // namespace mozilla
+
+#endif  // defined mozilla_extensions_WebNavigationContent_h