[mojo-edk] Broadcast surprise port disruptions

mojo/edk/system/node_controller.cc

Index: mojo/edk/system/node_controller.cc
diff --git a/mojo/edk/system/node_controller.cc b/mojo/edk/system/node_controller.cc
index 7c49bde1222188942e10f917e87bd9c31d318d62..818c7701b399494e4de2759fc8026bcfe967ddd2 100644
--- a/mojo/edk/system/node_controller.cc
+++ b/mojo/edk/system/node_controller.cc
@@ -562,6 +562,16 @@ void NodeController::ForwardMessage(const ports::NodeName& node,
   }
 }
 
+void NodeController::BroadcastMessage(ports::ScopedMessage message) {
+  Channel::MessagePtr channel_message =
+      static_cast<PortsMessage*>(message.get())->TakeChannelMessage();
+  scoped_refptr<NodeChannel> broker = GetBrokerChannel();
+  if (broker)
+    broker->Broadcast(std::move(channel_message));
+  else
+    OnBroadcast(std::move(channel_message));
+}
+
 void NodeController::PortStatusChanged(const ports::PortRef& port) {
   scoped_refptr<ports::UserData> user_data;
   node_->GetUserData(port, &user_data);
@@ -884,6 +894,20 @@ void NodeController::OnIntroduce(const ports::NodeName& from_node,
   AddPeer(name, channel, true /* start_channel */);
 }
 
+void NodeController::OnBroadcast(Channel::MessagePtr message) {
+  {
+    DCHECK(!message->has_handles());
+    base::AutoLock lock(peers_lock_);
+    for (auto iter : peers_) {

[Anand Mistry (off Chromium), 2016/05/16 04:03:57]

auto&

[Ken Rockot(use gerrit already), 2016/05/16 04:42:36]

Done

+      Channel::MessagePtr peer_message(
+          new Channel::Message(message->payload_size(), 0));
+      memcpy(peer_message->mutable_payload(), message->payload(),
+             message->payload_size());
+      iter.second->PortsMessage(std::move(peer_message));
+    }
+  }
+}
+
 #if defined(OS_WIN) || (defined(OS_MACOSX) && !defined(OS_IOS))
 void NodeController::OnRelayPortsMessage(const ports::NodeName& from_node,
                                          base::ProcessHandle from_process,