Disable discovery tests in Chrome

Discovery unittests fail in chrome, so must be disabled.

Bug: 1132604

TBR=rwkeane@chromium.org

Change-Id: I8282a8f03878669dd03163ecdf91a81e486b77ca
Reviewed-on: https://chromium-review.googlesource.com/c/openscreen/+/2433644
Reviewed-by: Jordan Bayles <jophba@chromium.org>
Commit-Queue: Jordan Bayles <jophba@chromium.org>
diff --git a/BUILD.gn b/BUILD.gn
index f7f44c3..16a82c8 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -72,14 +72,18 @@
     "cast/sender:unittests",
     "cast/streaming:unittests",
     "cast/test:unittests",
-    "discovery:unittests",
     "platform:unittests",
     "third_party/abseil",
     "util:unittests",
   ]
 
   if (!build_with_chromium && is_posix) {
-    public_deps += [ "cast/test:make_crl_tests($host_toolchain)" ]
+    public_deps += [
+      "cast/test:make_crl_tests($host_toolchain)",
+
+      # TODO(crbug.com/1132604): Discovery unittests fail in Chrome.
+      "discovery:unittests",
+    ]
   }
 
   if (!is_mac) {