Add a Mojo EDK for Chrome that uses one OS pipe per message pipe.

components/resource_provider/BUILD.gn

Index: components/resource_provider/BUILD.gn
diff --git a/components/resource_provider/BUILD.gn b/components/resource_provider/BUILD.gn
index aae1a75f9e223578806e262aa5ba1e1082ccf9e9..6f71007e270520b8b881f6c7c961cf62ffa1b47d 100644
--- a/components/resource_provider/BUILD.gn
+++ b/components/resource_provider/BUILD.gn
@@ -114,9 +114,14 @@ test("resource_provider_unittests") {
     "//components/resource_provider/public/interfaces",
     "//mojo/environment:chromium",
     "//testing/gtest",
-    "//third_party/mojo/src/mojo/edk/test:run_all_unittests",
     "//url",
   ]
+
+  if (use_chrome_edk) {
+    deps += [ "//mojo/edk/test:run_all_unittests" ]
+  } else {
+    deps += [ "//third_party/mojo/src/mojo/edk/test:run_all_unittests" ]
+  }
 }
 
 mojo_native_application("apptests") {