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

BUILD.gn

 # Copyright (c) 2013 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.
 
 # This is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
@@ skipping 131 matching lines @@
       "//ppapi/examples/video_decode",
       "//ppapi/examples/video_effects",
       "//ppapi/examples/video_encode",
       "//printing:printing_unittests",
       "//third_party/WebKit/Source/platform:heap_unittests",
       "//third_party/WebKit/Source/platform:platform_unittests",
       "//third_party/WebKit/Source/web:webkit_unit_tests",
       "//third_party/WebKit/Source/wtf:wtf_unittests",
       "//third_party/cacheinvalidation:cacheinvalidation_unittests",
       "//third_party/codesighs",
-      "//third_party/mojo/src/mojo/edk/system:mojo_system_unittests",
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_bindings_unittests",
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_environment_unittests",
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_system_unittests",
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_utility_unittests",
       "//third_party/pdfium/samples:pdfium_test",
       "//third_party/smhasher:pmurhash",
       "//tools/imagediff($host_toolchain)",
       "//tools/gn",
       "//tools/gn:gn_unittests",
       "//tools/gn:generate_test_gn_data",
       "//tools/telemetry:bitmaptools($host_toolchain)",
       "//ui/accessibility:accessibility_unittests",
       "//ui/app_list:app_list_unittests",
       "//ui/display:display_unittests",
       "//ui/events:events_unittests",
       "//ui/gl:gl_unittests",
       "//ui/touch_selection:ui_touch_selection_unittests",
     ]
+
+    if (use_chrome_edk) {
+      deps += [
+        "//mojo/edk/system:mojo_system_unittests",
+        "//mojo/edk/test:mojo_public_bindings_unittests",
+        "//mojo/edk/test:mojo_public_environment_unittests",
+        "//mojo/edk/test:mojo_public_system_unittests",
+        "//mojo/edk/test:mojo_public_utility_unittests",
+      ]
+    } else {
+      deps += [
+        "//third_party/mojo/src/mojo/edk/system:mojo_system_unittests",
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_bindings_unittests",
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_environment_unittests",
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_system_unittests",
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_utility_unittests",
+      ]
+    }
   }
 
   deps += root_extra_deps
 
   if (enable_extensions && !is_mac) {
     # TODO(GYP): Get this working on the mac?
     deps += [ "//extensions/shell:app_shell_unittests" ]
   }
 
   if (enable_media_router) {
@@ skipping 278 matching lines @@
 
       "//gpu/khronos_glcts_support:khronos_glcts_test",  # TODO(GYP) crbug.com/471903 to make this complete.
       "//media/cast:cast_benchmarks",
       "//media/cast:tap_proxy",
       "//mojo/application/public/cpp",
       "//skia:filter_fuzz_stub",
       "//skia:image_operations_bench",
       "//sync/tools:sync_client",
       "//sync/tools:sync_listen_notifications",
       "//testing/gmock:gmock_main",
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_system_perftests",
       "//tools/perf/clear_system_cache",
       "//ui/keyboard:keyboard_unittests",
       "//ui/message_center:message_center_unittests",
       "//ui/snapshot:snapshot_unittests",
       "//ui/views/examples:views_examples_with_content_exe",
 
       "//third_party/codesighs:nm2tsv",
       "//third_party/sqlite:sqlite_shell",
     ]
 
+    if (use_chrome_edk) {
+      deps += [ "//mojo/edk/test:mojo_public_system_perftests" ]
+    } else {
+      deps += [ "//third_party/mojo/src/mojo/edk/test:mojo_public_system_perftests" ]
+    }
+
     if (current_toolchain == host_toolchain) {
       # Do not build the breakpad utilities in cross-compiles.
       deps += [
         "//breakpad:dump_syms",
         "//breakpad:microdump_stackwalk",
         "//breakpad:minidump_dump",
         "//breakpad:minidump_stackwalk",
       ]
     }
 
@@ skipping 233 matching lines @@
       "//content/test:web_ui_test_mojo_bindings_python",
       "//device/battery:mojo_bindings_python",
       "//device/vibration:mojo_bindings_python",
       "//ipc/mojo:ipc_mojo_perftests",
       "//ipc/mojo:client_channel_python",
       "//media/mojo/interfaces:interfaces_python",
       "//media/mojo/services:cdm_service",
       "//media/mojo:tests",
       "//mojo:tests",
       "//net/interfaces:interfaces_python",
-      "//third_party/mojo/src/mojo/edk/js/test:js_integration_tests",
-      "//third_party/mojo/src/mojo/edk/js/tests:js_to_cpp_bindings_python",
       "//third_party/mojo/src/mojo/public/python:packaged_application",
       "//third_party/mojo/src/mojo/public/python:packaged_bindings",
       "//third_party/mojo_services/src/accessibility/public/interfaces:interfaces_python",
     ]
+
+    if (use_chrome_edk) {
+      deps += [
+        "//mojo/edk/js/test:js_integration_tests",
+        "//mojo/edk/js/tests:js_to_cpp_bindings_python",
+      ]
+    } else {
+      deps += [
+        "//third_party/mojo/src/mojo/edk/js/test:js_integration_tests",
+        "//third_party/mojo/src/mojo/edk/js/tests:js_to_cpp_bindings_python",
+      ]
+    }
   }
 }
 
 group("gn_visibility") {
   deps = [
     "//build/config/sanitizers:options_sources",
 
     # "//third_party/pdfium:pdfium_embeddertests",  # TODO(GYP): visibility?
     # "//third_party/pdfium:pdfium_unittests",  # TODO(GYP): visibility?
 
@@ skipping 99 matching lines @@
       "//mojo/common:mojo_common_unittests",  # PASSES 2/25/2015
       "//net:net_unittests",  # PASSES 2/25/2015
       "//ppapi:ppapi_unittests",  # PASSES 2/26/2015
       "//printing:printing_unittests",  # PASSES 2/25/2015
       "//remoting:remoting_unittests",  # PASSES 4/17/2015
       "//sandbox/linux:sandbox_linux_unittests",  # PASSES 2/25/2015
       "//skia:skia_unittests",  # PASSES 2/25/2015
       "//sql:sql_unittests",  # PASSES 2/25/2015
       "//sync:sync_unit_tests",  # PASSES 2/25/2015
       "//third_party/cacheinvalidation:cacheinvalidation_unittests",  # PASSES 2/25/2015
-      "//third_party/mojo/src/mojo/edk/system:mojo_system_unittests",  # PASSES 2/25/2015
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_bindings_unittests",  # PASSES 2/25/2015
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_environment_unittests",  # PASSES 2/25/2015
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_system_unittests",  # PASSES 2/25/2015
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_utility_unittests",
       "//ui/accessibility:accessibility_unittests",  # PASSES 2/25/2015
       "//ui/app_list:app_list_unittests",  # PASSES 2/25/2015
       "//ui/aura:aura_unittests",  # PASSES 2/25/2015
       "//ui/base:ui_base_unittests",  # PASSES 4/17/2015
       "//ui/compositor:compositor_unittests",  # PASSES 2/25/2015
       "//ui/display:display_unittests",  # PASSES 2/25/2015
       "//ui/events:events_unittests",  # PASSES 2/25/2015
       "//ui/gfx:gfx_unittests",  # PASSES 2/25/2015
       "//ui/gl:gl_unittests",
       "//ui/touch_selection:ui_touch_selection_unittests",  # PASSES 2/25/2015
       "//ui/views:views_unittests",  # PASSES (*) 2/25/2015
       "//ui/wm:wm_unittests",  # PASSES 2/25/2015
       "//url:url_unittests",  # PASSES 2/25/2015
 
       # Note:
       # (*) Fails but failures match GYP build at time of testing.
     ]
 
+    if (use_chrome_edk) {
+      deps += [
+        "//mojo/edk/system:mojo_system_unittests",  # PASSES 2/25/2015
+        "//mojo/edk/test:mojo_public_bindings_unittests",  # PASSES 2/25/2015
+        "//mojo/edk/test:mojo_public_environment_unittests",  # PASSES 2/25/2015
+        "//mojo/edk/test:mojo_public_system_unittests",  # PASSES 2/25/2015
+        "//mojo/edk/test:mojo_public_utility_unittests",
+      ]
+    } else {
+      deps += [
+        "//third_party/mojo/src/mojo/edk/system:mojo_system_unittests",  # PASSES 2/25/2015
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_bindings_unittests",  # PASSES 2/25/2015
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_environment_unittests",  # PASSES 2/25/2015
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_system_unittests",  # PASSES 2/25/2015
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_utility_unittests",
+      ]
+    }
+
     if (enable_nacl) {
       deps += [ "//components/nacl:nacl_loader_unittests" ]  # PASSES 3/28/2015
     }
   }
 } else if (is_win) {
   group("windows_default_tests") {
     testonly = true
     deps = [
       "//ash:ash_unittests",  # FAILS 4/20/2015
       "//base:base_unittests",  # PASSES 4/20/2015
@@ skipping 29 matching lines @@
       "//ppapi:ppapi_unittests",  # PASSES 4/17/2015
       "//printing:printing_unittests",  # PASSES 4/17/2015
       "//remoting:remoting_unittests",  # PASSES 4/17/2015
       "//sandbox/win:sbox_integration_tests",  # PASSES 4/20/2015
       "//sandbox/win:sbox_unittests",  # PASSES 4/20/2015
       "//sandbox/win:sbox_validation_tests",  # PASSES 4/20/2015
       "//skia:skia_unittests",  # PASSES 4/17/2015
       "//sql:sql_unittests",  # PASSES 4/17/2015
       "//sync:sync_unit_tests",  # PASSES 4/20/2015
       "//third_party/cacheinvalidation:cacheinvalidation_unittests",  # PASSES 4/20/2015
-      "//third_party/mojo/src/mojo/edk/system:mojo_system_unittests",  # Seems to hang?
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_bindings_unittests",  # FAILS
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_environment_unittests",  # PASSES 4/20/2015
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_system_unittests",  # PASSES 4/20/2015
-      "//third_party/mojo/src/mojo/edk/test:mojo_public_utility_unittests",  # PASSES 4/20/2015
       "//ui/accessibility:accessibility_unittests",  # PASSES 4/20/2015
       "//ui/app_list:app_list_unittests",  # PASSES 4/20/2015
       "//ui/aura:aura_unittests",  # PASSES 4/17/2015
       "//ui/base:ui_base_unittests",  # PASSES 4/20/2015
       "//ui/compositor:compositor_unittests",  # PASSES 4/20/2015
       "//ui/display:display_unittests",  # PASSES 4/20/2015
       "//ui/events:events_unittests",  # PASSES 4/20/2015
       "//ui/gfx:gfx_unittests",  # PASSES (with assertion failure?) 4/20/2015
       "//ui/gl:gl_unittests",
       "//ui/message_center:message_center_unittests",  # PASSES 4/20/2015
       "//ui/touch_selection:ui_touch_selection_unittests",  # PASSES 4/20/2015
       "//ui/views:views_unittests",  # TooltipControllerTest failures
       "//ui/wm:wm_unittests",  # PASSES 4/21/2015
       "//url:url_unittests",  # PASSES 4/17/2015
 
       # TODO(GYP) nacl_integration
       # TODO(GYP) telemetry_perf_unittests
       # TODO(GYP) telemetry_unittests
     ]
+
+    if (use_chrome_edk) {
+      deps += [
+        "//mojo/edk/system:mojo_system_unittests",  # Seems to hang?
+        "//mojo/edk/test:mojo_public_bindings_unittests",  # FAILS
+        "//mojo/edk/test:mojo_public_environment_unittests",  # PASSES 4/20/2015
+        "//mojo/edk/test:mojo_public_system_unittests",  # PASSES 4/20/2015
+        "//mojo/edk/test:mojo_public_utility_unittests",  # PASSES 4/20/2015
+      ]
+    } else {
+      deps += [
+        "//third_party/mojo/src/mojo/edk/system:mojo_system_unittests",  # Seems to hang?
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_bindings_unittests",  # FAILS
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_environment_unittests",  # PASSES 4/20/2015
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_system_unittests",  # PASSES 4/20/2015
+        "//third_party/mojo/src/mojo/edk/test:mojo_public_utility_unittests",  # PASSES 4/20/2015
+      ]
+    }
   }
 }