--- a/gfx/webrender_bindings/src/bindings.rs
+++ b/gfx/webrender_bindings/src/bindings.rs
@@ -822,17 +822,17 @@ pub unsafe extern "C" fn wr_thread_pool_
 pub unsafe extern "C" fn wr_thread_pool_delete(thread_pool: *mut WrThreadPool) {
     Box::from_raw(thread_pool);
 }
 
 pub struct WrProgramCache(Rc<ProgramCache>);
 
 #[no_mangle]
 pub unsafe extern "C" fn wr_program_cache_new() -> *mut WrProgramCache {
-    let program_cache = ProgramCache::new();
+    let program_cache = ProgramCache::new(None);
     Box::into_raw(Box::new(WrProgramCache(program_cache)))
 }
 
 /// cbindgen:postfix=WR_DESTRUCTOR_SAFE_FUNC
 #[no_mangle]
 pub unsafe extern "C" fn wr_program_cache_delete(program_cache: *mut WrProgramCache) {
     Rc::from_raw(program_cache);
 }