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

mojo/edk/embedder/BUILD.gn

Index: mojo/edk/embedder/BUILD.gn
diff --git a/third_party/mojo/src/mojo/edk/embedder/BUILD.gn b/mojo/edk/embedder/BUILD.gn
similarity index 68%
copy from third_party/mojo/src/mojo/edk/embedder/BUILD.gn
copy to mojo/edk/embedder/BUILD.gn
index b3144f099b019335e2492064e5938b4bed036b81..c4b486d7c733cce75d923fe17c57d4002fea4531 100644
--- a/third_party/mojo/src/mojo/edk/embedder/BUILD.gn
+++ b/mojo/edk/embedder/BUILD.gn
@@ -7,10 +7,9 @@ import("../mojo_edk.gni")
 mojo_edk_source_set("embedder") {
   # This isn't really a standalone target; it must be linked into the
   # mojo_system_impl component.
-  mojo_edk_visibility = [ "mojo/edk/system" ]
+  visibility = [ "//mojo/edk/system" ]
 
   sources = [
-    "channel_info_forward.h",
     "configuration.h",
     "embedder.cc",
     "embedder.h",
@@ -31,17 +30,15 @@ mojo_edk_source_set("embedder") {
     "MOJO_SYSTEM_IMPLEMENTATION",
   ]
 
-  mojo_edk_configs = [ "mojo/edk/system:system_config" ]
+  configs = [ "//mojo/edk/system:system_config" ]
 
   public_deps = [
     ":delegates",
     ":platform",
+    "//third_party/mojo/src/mojo/public/cpp/system",
+    "//third_party/mojo/src/mojo/public/platform/native:system_impl_private_api",
   ]
 
-  mojo_sdk_deps = [ "mojo/public/platform/native:system_impl_private_api" ]
-
-  mojo_sdk_public_deps = [ "mojo/public/cpp/system" ]
-
   deps = [
     "//base",
   ]
@@ -50,9 +47,10 @@ mojo_edk_source_set("embedder") {
 mojo_edk_source_set("platform") {
   # This isn't really a standalone target; it must be linked into the
   # mojo_system_impl component.
-  visibility = [ ":embedder" ]
-
-  mojo_edk_visibility = [ "mojo/edk/system" ]
+  visibility = [
+    ":embedder",
+    "//mojo/edk/system",
+  ]
 
   sources = [
     "platform_channel_pair.cc",
@@ -81,9 +79,11 @@ mojo_edk_source_set("platform") {
 
   defines = [ "MOJO_SYSTEM_IMPL_IMPLEMENTATION" ]
 
-  mojo_edk_configs = [ "mojo/edk/system:system_config" ]
+  configs = [ "//mojo/edk/system:system_config" ]
 
-  mojo_sdk_public_deps = [ "mojo/public/cpp/system" ]
+  public_deps = [
+    "//third_party/mojo/src/mojo/public/cpp/system",
+  ]
 
   deps = [
     "//base",
@@ -97,28 +97,31 @@ mojo_edk_source_set("platform") {
 mojo_edk_source_set("delegates") {
   # This isn't really a standalone target; it must be linked into the
   # mojo_system_impl component.
-  visibility = [ ":embedder" ]
-
-  mojo_edk_visibility = [ "mojo/edk/system" ]
+  visibility = [
+    ":embedder",
+    "//mojo/edk/system",
+  ]
 
   sources = [
-    "master_process_delegate.h",
     "process_delegate.h",
-    "process_type.h",
-    "slave_info.h",
-    "slave_process_delegate.h",
   ]
 
   defines = [ "MOJO_SYSTEM_IMPL_IMPLEMENTATION" ]
 
-  mojo_edk_configs = [ "mojo/edk/system:system_config" ]
+  configs = [ "//mojo/edk/system:system_config" ]
 
-  mojo_sdk_public_deps = [ "mojo/public/cpp/system" ]
+  public_deps = [
+    "//third_party/mojo/src/mojo/public/cpp/system",
+  ]
 }
 
-mojo_edk_source_set("embedder_unittests") {
+# TODO(use_chrome_edk): remove "2"
+mojo_edk_source_set("embedder_unittests2") {
   testonly = true
-  mojo_edk_visibility = [ "mojo/edk/system:mojo_system_unittests" ]
+
+  # TODO(use_chrome_edk): remove "2". Also enable this visibility check when we
+  # figure out why it's failing just on Android.
+  #visibility = [ "//mojo/edk/system:mojo_system_unittests2" ]
 
   sources = [
     "embedder_unittest.cc",
@@ -129,12 +132,14 @@ mojo_edk_source_set("embedder_unittests") {
   deps = [
     "//base",
     "//base/test:test_support",
+    "//mojo/edk/system",
+    "//mojo/message_pump",
+
+    # 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",
+    "//mojo/edk/system:test_utils",
+    "//mojo/edk/test:test_support",
     "//testing/gtest",
   ]
-
-  mojo_edk_deps = [
-    "mojo/edk/test:test_support",
-    "mojo/edk/system",
-    "mojo/edk/system:test_utils",
-  ]
 }