Changing SpawnChild to return a struct.

mojo/edk/system/core.h

 // Copyright 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.
 
 #ifndef MOJO_EDK_SYSTEM_CORE_H_
 #define MOJO_EDK_SYSTEM_CORE_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 38 matching lines @@
 
   // Retrieves the NodeController for the current process.
   NodeController* GetNodeController();
 
   scoped_refptr<Dispatcher> GetDispatcher(MojoHandle handle);
 
   void SetDefaultProcessErrorCallback(const ProcessErrorCallback& callback);
 
   // Called in the parent process any time a new child is launched.
   void AddChild(base::ProcessHandle process_handle,
-                ScopedPlatformHandle platform_handle,
+                ConnectionParam connection_param,
                 const std::string& child_token,
                 const ProcessErrorCallback& process_error_callback);
 
   // Called in the parent process when a child process fails to launch.
   void ChildLaunchFailed(const std::string& child_token);
 
   // Called to connect to a peer process. This should be called only if there
   // is no common ancestor for the processes involved within this mojo system.
   // Both processes must call this function, each passing one end of a platform
   // channel. This returns one end of a message pipe to each process.
   ScopedMessagePipeHandle ConnectToPeerProcess(ScopedPlatformHandle pipe_handle,
                                                const std::string& peer_token);
   void ClosePeerConnection(const std::string& peer_token);
 
   // Called in a child process exactly once during early initialization.
-  void InitChild(ScopedPlatformHandle platform_handle);
+  void InitChild(ConnectionParam connection_param);
 
   // Creates a message pipe endpoint associated with |token|, which a child
   // holding the token can later locate and connect to.
   ScopedMessagePipeHandle CreateParentMessagePipe(
       const std::string& token, const std::string& child_token);
 
   // Creates a message pipe endpoint and connects it to a pipe the parent has
   // associated with |token|.
   ScopedMessagePipeHandle CreateChildMessagePipe(const std::string& token);
 
@@ skipping 223 matching lines @@
   // Properties that can be read using the MojoGetProperty() API.
   bool property_sync_call_allowed_ = true;
 
   DISALLOW_COPY_AND_ASSIGN(Core);
 };
 
 }  // namespace edk
 }  // namespace mojo
 
 #endif  // MOJO_EDK_SYSTEM_CORE_H_