Stop linking in the old Mojo EDK.

media/mojo/services/BUILD.gn

Index: media/mojo/services/BUILD.gn
diff --git a/media/mojo/services/BUILD.gn b/media/mojo/services/BUILD.gn
index a724ac01f3b198b5e14dd657f22c24322dee29a4..3cd5851ffa8d60cacf86a71261b831cca7b5e54a 100644
--- a/media/mojo/services/BUILD.gn
+++ b/media/mojo/services/BUILD.gn
@@ -186,11 +186,11 @@ test("media_mojo_unittests") {
     "//media",
     "//media/base:test_support",
     "//media/mojo/interfaces",
+    "//mojo/edk/system",
+    "//mojo/edk/test:run_all_unittests",
     "//mojo/environment:chromium",
     "//testing/gmock",
     "//testing/gtest",
-    "//third_party/mojo/src/mojo/edk/system",
-    "//third_party/mojo/src/mojo/edk/test:run_all_unittests",
   ]
 }