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

media/mojo/services/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("//media/media_options.gni")
 import("//testing/test.gni")
 import("//mojo/public/mojo_application.gni")
 
 # Target naming conventions:
 # - converters: C++/Mojo type converters.
@@ skipping 154 matching lines @@
   ]
 
   deps = [
     ":converters",
     "//base",
     "//base/test:test_support",
     "//media",
     "//media/mojo/interfaces",
     "//mojo/environment:chromium",
     "//testing/gtest",
-    "//third_party/mojo/src/mojo/edk/system",
-    "//third_party/mojo/src/mojo/edk/test:run_all_unittests",
   ]
+
+  if (use_chrome_edk) {
+    deps += [
+      "//mojo/edk/system",
+      "//mojo/edk/test:run_all_unittests",
+    ]
+  } else {
+    deps += [
+      "//third_party/mojo/src/mojo/edk/system",
+      "//third_party/mojo/src/mojo/edk/test:run_all_unittests",
+    ]
+  }
 }
 
 if (!is_component_build) {
   mojo_native_application("media") {
     sources = [
       "main.cc",
     ]
 
     deps = [
       ":application",
@@ skipping 51 matching lines @@
     ":media_mojo_unittests",
   ]
 
   if (!is_component_build) {
     deps += [
       ":media_apptests",
       ":media_pipeline_integration_apptests",
     ]
   }
 }