1 files changed, 93 insertions, 0 deletions
diff --git a/dom/base/AnonymousContent.h b/dom/base/AnonymousContent.h
new file mode 100644
index 0000000000..5096605a16
--- /dev/null
+++ b/dom/base/AnonymousContent.h
@@ -0,0 +1,93 @@
+/* -*- Mode: C++; tab-width: 8; 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_dom_AnonymousContent_h
+#define mozilla_dom_AnonymousContent_h
+
+#include "nsCycleCollectionParticipant.h"
+#include "nsISupportsImpl.h"
+
+class nsIPrincipal;
+
+namespace mozilla {
+class ErrorResult;
+
+namespace dom {
+
+class Animation;
+class DOMRect;
+class DOMString;
+class Element;
+class Event;
+template <typename T>
+class Sequence;
+class UnrestrictedDoubleOrAnonymousKeyframeAnimationOptions;
+class UnrestrictedDoubleOrKeyframeAnimationOptions;
+
+class AnonymousContent final {
+ public:
+  // Ref counting and cycle collection
+  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(AnonymousContent)
+  NS_DECL_CYCLE_COLLECTION_NATIVE_CLASS(AnonymousContent)
+
+  explicit AnonymousContent(already_AddRefed<Element> aContentNode);
+  Element& ContentNode() { return *mContentNode; }
+
+  Element* GetElementById(const nsAString& aElementId);
+  bool WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto,
+                  JS::MutableHandle<JSObject*> aReflector);
+
+  // WebIDL methods
+  void SetTextContentForElement(const nsAString& aElementId,
+                                const nsAString& aText, ErrorResult& aRv);
+
+  void GetTextContentForElement(const nsAString& aElementId, DOMString& aText,
+                                ErrorResult& aRv);
+
+  void SetAttributeForElement(const nsAString& aElementId,
+                              const nsAString& aName, const nsAString& aValue,
+                              nsIPrincipal* aSubjectPrincipal,
+                              ErrorResult& aRv);
+
+  void GetAttributeForElement(const nsAString& aElementId,
+                              const nsAString& aName, DOMString& aValue,
+                              ErrorResult& aRv);
+
+  void RemoveAttributeForElement(const nsAString& aElementId,
+                                 const nsAString& aName, ErrorResult& aRv);
+
+  already_AddRefed<nsISupports> GetCanvasContext(const nsAString& aElementId,
+                                                 const nsAString& aContextId,
+                                                 ErrorResult& aRv);
+
+  already_AddRefed<Animation> SetAnimationForElement(
+      JSContext* aContext, const nsAString& aElementId,
+      JS::Handle<JSObject*> aKeyframes,
+      const UnrestrictedDoubleOrKeyframeAnimationOptions& aOptions,
+      ErrorResult& aError);
+
+  void SetCutoutRectsForElement(const nsAString& aElementId,
+                                const Sequence<OwningNonNull<DOMRect>>& aRects,
+                                ErrorResult& aError);
+
+  void GetComputedStylePropertyValue(const nsAString& aElementId,
+                                     const nsACString& aPropertyName,
+                                     nsACString& aResult, ErrorResult& aRv);
+
+  void GetTargetIdForEvent(Event& aEvent, DOMString& aResult);
+
+  void SetStyle(const nsACString& aProperty, const nsACString& aValue,
+                ErrorResult& aRv);
+
+ private:
+  ~AnonymousContent();
+  RefPtr<Element> mContentNode;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // mozilla_dom_AnonymousContent_h