1 files changed, 0 insertions, 51 deletions
diff --git a/testing/web-platform/tests/css/filter-effects/backdrop-filter-isolation-ref.html b/testing/web-platform/tests/css/filter-effects/backdrop-filter-isolation-ref.html
deleted file mode 100644
index fc2bccc36c..0000000000
--- a/testing/web-platform/tests/css/filter-effects/backdrop-filter-isolation-ref.html
+++ /dev/null
@@ -1,51 +0,0 @@
-<!DOCTYPE html>
-<meta charset="utf-8">
-<title>backdrop-filter: Should not filter outside parent stacking context.</title>
-<link rel="author" href="mailto:masonf@chromium.org">
-
-
-
-<div>
-  <p>Expected: Two green boxes overlapped by a yellow box. The overlapped region<br>
-  of the right-hand box ONLY should be inverted (pink).</p>
-</div>
-<div class="box outside">
-  <div class="box stacking-context">
-    <div class="box filter">
-    </div>
-  </div>
-</div>
-<div class="box overlay"></div>
-<style>
-.box {
-  position: absolute;
-  width: 100px;
-  height: 100px;
-  background: green;
-}
-.outside {
-  top: 110px;
-  left: 10px;
-}
-.stacking-context {
-  will-change: transform;
-  top: 0px;
-  left: 120px;
-}
-.filter {
-  width: 160px;
-  height: 160px;
-  top: 30px;
-  left: -90px;
-  will-change: transform;
-  background: #ff08;
-}
-.overlay {
-  background:#ffc377;
-  width:70px;
-  height:70px;
-  top:140px;
-  left:130px;
-}
-</style>
-