--- a/gfx/webrender_bindings/WebRenderTypes.h
+++ b/gfx/webrender_bindings/WebRenderTypes.h
@@ -739,17 +739,17 @@ struct WrClipId {
   }
 };
 
 // Corresponds to a clip id for a position:sticky clip in webrender. Similar
 // to WrClipId but a separate struct so we don't get them mixed up in C++.
 struct WrStickyId {
   uint64_t id;
 
-  bool operator==(const WrClipId& other) const {
+  bool operator==(const WrStickyId& other) const {
     return id == other.id;
   }
 };
 
 typedef Variant<layers::FrameMetrics::ViewID, WrClipId> ScrollOrClipId;
 
 enum class WebRenderError : int8_t {
   INITIALIZE = 0,