1 files changed, 1 insertions, 11 deletions
diff --git a/dom/base/StaticRange.h b/dom/base/StaticRange.h
index af7054f843..249c938b2f 100644
--- a/dom/base/StaticRange.h
+++ b/dom/base/StaticRange.h
@@ -19,7 +19,7 @@ class ErrorResult;
 
 namespace dom {
 
-class StaticRange final : public AbstractRange {
+class StaticRange : public AbstractRange {
  public:
   StaticRange() = delete;
   explicit StaticRange(const StaticRange& aOther) = delete;
@@ -71,16 +71,6 @@ class StaticRange final : public AbstractRange {
    */
   bool IsValid() const;
 
-  void NotifyNodeBecomesShadowHost(nsINode* aNode) {
-    if (aNode == mStart.Container()) {
-      mStart.NotifyParentBecomesShadowHost();
-    }
-
-    if (aNode == mEnd.Container()) {
-      mEnd.NotifyParentBecomesShadowHost();
-    }
-  }
-
  private:
   // Whether the start and end points are in the same tree.
   // They could be in different trees, i.e, cross shadow boundaries.