Add multiplexing of message pipes in the new EDK.

mojo/edk/test/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//testing/test.gni")
 
 source_set("test_support") {
   testonly = true
   sources = [
     "multiprocess_test_helper.cc",
@@ skipping 36 matching lines @@
     "//third_party/mojo/src/mojo/edk/system",
   ]
 }
 
 source_set("run_all_perftests") {
   testonly = true
   deps = [
     ":test_support_impl",
     "//base",
     "//base/test:test_support",
+    "//mojo/edk/test:test_support",
     "//mojo/public/c/test_support",
 
     # TODO(use_chrome_edk): temporary since the Mojo wrapper primitives are
     # declared in third party only for now.
     "//third_party/mojo/src/mojo/edk/system",
   ]
 
   sources = [
     "run_all_perftests.cc",
   ]
@@ skipping 63 matching lines @@
   ]
 }
 
 # TODO(use_chrome_edk): remove "2"
 test("mojo_public_utility_unittests2") {
   deps = [
     ":run_all_unittests",
     "//mojo/public/cpp/utility/tests",
   ]
 }