[mojo-edk] Broadcast surprise port disruptions

mojo/edk/system/node_channel.h

 // Copyright 2016 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.
 
 #ifndef MOJO_EDK_SYSTEM_NODE_CHANNEL_H_
 #define MOJO_EDK_SYSTEM_NODE_CHANNEL_H_
 
 #include <queue>
 #include <unordered_map>
 #include <utility>
@@ skipping 47 matching lines @@
     virtual void OnPortsMessage(const ports::NodeName& from_node,
                                 Channel::MessagePtr message) = 0;
     virtual void OnRequestPortMerge(const ports::NodeName& from_node,
                                     const ports::PortName& connector_port_name,
                                     const std::string& token) = 0;
     virtual void OnRequestIntroduction(const ports::NodeName& from_node,
                                        const ports::NodeName& name) = 0;
     virtual void OnIntroduce(const ports::NodeName& from_node,
                              const ports::NodeName& name,
                              ScopedPlatformHandle channel_handle) = 0;
+    virtual void OnBroadcast(const ports::NodeName& from_node,
+                             Channel::MessagePtr message) = 0;
 #if defined(OS_WIN) || (defined(OS_MACOSX) && !defined(OS_IOS))
     virtual void OnRelayPortsMessage(const ports::NodeName& from_node,
                                      base::ProcessHandle from_process,
                                      const ports::NodeName& destination,
                                      Channel::MessagePtr message) = 0;
     virtual void OnPortsMessageFromRelay(const ports::NodeName& from_node,
                                          const ports::NodeName& source_node,
                                          Channel::MessagePtr message) = 0;
 #endif
 
@@ skipping 47 matching lines @@
   void BrokerClientAdded(const ports::NodeName& client_name,
                          ScopedPlatformHandle broker_channel);
   void AcceptBrokerClient(const ports::NodeName& broker_name,
                           ScopedPlatformHandle broker_channel);
   void PortsMessage(Channel::MessagePtr message);
   void RequestPortMerge(const ports::PortName& connector_port_name,
                         const std::string& token);
   void RequestIntroduction(const ports::NodeName& name);
   void Introduce(const ports::NodeName& name,
                  ScopedPlatformHandle channel_handle);
+  void Broadcast(Channel::MessagePtr message);
 
 #if defined(OS_WIN) || (defined(OS_MACOSX) && !defined(OS_IOS))
   // Relay the message to the specified node via this channel.  This is used to
   // pass windows handles between two processes that do not have permission to
   // duplicate handles into the other's address space. The relay process is
   // assumed to have that permission.
   void RelayPortsMessage(const ports::NodeName& destination,
                          Channel::MessagePtr message);
 
   // Sends a message to its destination from a relay. This is interpreted by the
@@ skipping 50 matching lines @@
   PendingRelayMessageQueue pending_relay_messages_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(NodeChannel);
 };
 
 }  // namespace edk
 }  // namespace mojo
 
 #endif  // MOJO_EDK_SYSTEM_NODE_CHANNEL_H_