2 files changed, 26 insertions, 0 deletions
diff --git a/layout/tools/reftest/chrome/userContent-import.css b/layout/tools/reftest/chrome/userContent-import.css
new file mode 100644
index 0000000000..e1936a02bc
--- /dev/null
+++ b/layout/tools/reftest/chrome/userContent-import.css
@@ -0,0 +1,3 @@
+.reftest-usercss-import {
+  background-color: lime !important;
+}
diff --git a/layout/tools/reftest/chrome/userContent.css b/layout/tools/reftest/chrome/userContent.css
new file mode 100644
index 0000000000..1106a6ed55
--- /dev/null
+++ b/layout/tools/reftest/chrome/userContent.css
@@ -0,0 +1,23 @@
+@import "invalid.css";
+@import "userContent-import.css";
+
+.reftest-usercss {
+  background: lime !important;
+}
+.RefTest-upperCase {
+  background: lime !important;
+}
+/*
+ * file: URLs have an empty domain.
+ * Android uses a special loopback-to-host address.
+ */
+@-moz-document domain(), domain(10.0.2.2) {
+  .reftest-domain {
+    background: lime !important;
+  }
+}
+@-moz-document domain(example.invalid) {
+  .reftest-xdomain {
+    background: red !important;
+  }
+}