Add yet more GN isolates ...

third_party/mojo/src/mojo/edk/test/BUILD.gn

Index: third_party/mojo/src/mojo/edk/test/BUILD.gn
diff --git a/third_party/mojo/src/mojo/edk/test/BUILD.gn b/third_party/mojo/src/mojo/edk/test/BUILD.gn
index fa6f83603adedeb72726db9a76d3fc10c05a89d2..b8963858c293c0edaa76f4f6e2b2410c98a928db 100644
--- a/third_party/mojo/src/mojo/edk/test/BUILD.gn
+++ b/third_party/mojo/src/mojo/edk/test/BUILD.gn
@@ -111,6 +111,15 @@ if (mojo_use_application_in_sdk) {
   }
 }
 
+# TODO(GYP): Delete this after we've converted everything to GN.
+# The _run targets exist only for compatibility w/ GYP.
+group("mojo_public_bindings_unittests_run") {
+  testonly = true
+  deps = [
+    ":mojo_public_bindings_unittests",
+  ]
+}
+
 test("mojo_public_bindings_unittests") {
   deps = [
     ":run_all_unittests",
@@ -118,6 +127,15 @@ test("mojo_public_bindings_unittests") {
   ]
 }
 
+# TODO(GYP): Delete this after we've converted everything to GN.
+# The _run targets exist only for compatibility w/ GYP.
+group("mojo_public_environment_unittests_run") {
+  testonly = true
+  deps = [
+    ":mojo_public_environment_unittests",
+  ]
+}
+
 test("mojo_public_environment_unittests") {
   deps = [
     ":run_all_unittests",