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

mojo/edk/js/tests/BUILD.gn

Index: mojo/edk/js/tests/BUILD.gn
diff --git a/third_party/mojo/src/mojo/edk/js/tests/BUILD.gn b/mojo/edk/js/tests/BUILD.gn
similarity index 50%
copy from third_party/mojo/src/mojo/edk/js/tests/BUILD.gn
copy to mojo/edk/js/tests/BUILD.gn
index 0d9b3be00b4a08bc02ecf4a0bdb5bc43088dd270..a6be00f8bbd008e6cd7e84ea0c498b56ae747303 100644
--- a/third_party/mojo/src/mojo/edk/js/tests/BUILD.gn
+++ b/mojo/edk/js/tests/BUILD.gn
@@ -3,7 +3,7 @@
 # found in the LICENSE file.
 
 import("../../mojo_edk.gni")
-import("../../../public/tools/bindings/mojom.gni")
+import("../../../../third_party/mojo/src/mojo/public/tools/bindings/mojom.gni")
 
 mojo_edk_source_set("js_to_cpp_tests") {
   testonly = true
@@ -11,18 +11,12 @@ mojo_edk_source_set("js_to_cpp_tests") {
   deps = [
     ":js_to_cpp_bindings",
     "//gin:gin_test",
-  ]
-
-  mojo_edk_deps = [
-    "mojo/edk/js",
-    "mojo/edk/test:test_support",
-  ]
-  
-  mojo_sdk_deps = [
-    "mojo/public/cpp/bindings",
-    "mojo/public/cpp/system",
-    "mojo/public/interfaces/bindings/tests:test_interfaces",
-    "mojo/public/interfaces/bindings/tests:test_interfaces_experimental",
+    "//mojo/edk/js",
+    "//mojo/edk/test:test_support",
+    "//third_party/mojo/src/mojo/public/cpp/bindings",
+    "//third_party/mojo/src/mojo/public/cpp/system",
+    "//third_party/mojo/src/mojo/public/interfaces/bindings/tests:test_interfaces",
+    "//third_party/mojo/src/mojo/public/interfaces/bindings/tests:test_interfaces_experimental",
   ]
 
   sources = [