1 files changed, 17 insertions, 1 deletions
diff --git a/accessible/generic/LocalAccessible.h b/accessible/generic/LocalAccessible.h
index a3620f4cbd..51c4cc9424 100644
--- a/accessible/generic/LocalAccessible.h
+++ b/accessible/generic/LocalAccessible.h
@@ -587,7 +587,12 @@ class LocalAccessible : public nsISupports, public Accessible {
    */
   virtual LocalAccessible* ContainerWidget() const;
 
-  bool IsActiveDescendant(LocalAccessible** aWidget = nullptr) const;
+  /**
+   * Accessible's element ID is referenced as a aria-activedescendant in the
+   * document. This method is only used for ID changes and therefore does not
+   * need to work for direct element references via ariaActiveDescendantElement.
+   */
+  bool IsActiveDescendantId(LocalAccessible** aWidget = nullptr) const;
 
   /**
    * Return true if the accessible is defunct.
@@ -1010,6 +1015,17 @@ class LocalAccessible : public nsISupports, public Accessible {
    */
   nsIFrame* FindNearestAccessibleAncestorFrame();
 
+  /*
+   * This function assumes that the current role is not valid. It searches for a
+   * fallback role in the role attribute string, and returns it. If there is no
+   * valid fallback role in the role attribute string, the function returns the
+   * native role. The aRolesToSkip parameter will cause the function to skip any
+   * roles found in the role attribute string when searching for the next valid
+   * role.
+   */
+  role FindNextValidARIARole(
+      std::initializer_list<nsStaticAtom*> aRolesToSkip) const;
+
   LocalAccessible* GetPopoverTargetDetailsRelation() const;
 };