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

components/nacl/BUILD.gn

 # Copyright (c) 2015 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("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 if (enable_nacl) {
@@ skipping 20 matching lines @@
       ":nacl_switches",
       "//base",
       "//base:base_static",
       "//content/public/common",
       "//crypto",
       "//ipc",
       "//native_client/src/trusted/service_runtime:sel_main_chrome",
       "//ppapi/c",
       "//ppapi/proxy:ipc",
       "//ppapi/shared_impl",
-      "//third_party/mojo/src/mojo/edk/embedder",
     ]
 
+    if (use_chrome_edk) {
+      deps += [ "//mojo/edk/embedder" ]
+    } else {
+      deps += [ "//third_party/mojo/src/mojo/edk/embedder" ]
+    }
+
     if (enable_nacl_untrusted) {
       data_deps = [ "//ppapi/native_client:irt" ]
     }
     if (enable_pnacl) {
       data_deps +=
           [ "//ppapi/native_client/src/untrusted/pnacl_support_extension" ]
     }
   }
 
   source_set("nacl_browser") {
@@ skipping 258 matching lines @@
 
   if (is_linux) {
     sources += [
       "common/nacl_paths.cc",
       "common/nacl_paths.h",
     ]
 
     defines = [ "__STDC_LIMIT_MACROS=1" ]
   }
 }