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

components/policy/core/common/policy_loader_win.cc

Index: components/policy/core/common/policy_loader_win.cc
diff --git a/components/policy/core/common/policy_loader_win.cc b/components/policy/core/common/policy_loader_win.cc
index 3516754f1460de3ba8267ca7506f6a07c1ed7ca8..5bf515f594679b789fe7a122a386414a233ef870 100644
--- a/components/policy/core/common/policy_loader_win.cc
+++ b/components/policy/core/common/policy_loader_win.cc
@@ -674,14 +674,14 @@ void PolicyLoaderWin::SetupWatches() {
   if (!user_policy_watcher_failed_ &&
       !user_policy_watcher_.GetWatchedObject() &&
       !user_policy_watcher_.StartWatching(
-          user_policy_changed_event_.handle(), this)) {
+          user_policy_changed_event_.handle(), this, false)) {
     DLOG(WARNING) << "Failed to start watch for user policy change event";
     user_policy_watcher_failed_ = true;
   }
   if (!machine_policy_watcher_failed_ &&
       !machine_policy_watcher_.GetWatchedObject() &&
       !machine_policy_watcher_.StartWatching(
-          machine_policy_changed_event_.handle(), this)) {
+          machine_policy_changed_event_.handle(), this, false)) {
     DLOG(WARNING) << "Failed to start watch for machine policy change event";
     machine_policy_watcher_failed_ = true;
   }