[mojo] Delete RemoteMessagePipeBootstrap

mojo/edk/system/core.h

Index: mojo/edk/system/core.h
diff --git a/mojo/edk/system/core.h b/mojo/edk/system/core.h
index 21b44b1a69f45ff0505e36b10220b3e57de42aeb..db2e8cfdaa66dcf1483d8bb45bc2ac676f8ee219 100644
--- a/mojo/edk/system/core.h
+++ b/mojo/edk/system/core.h
@@ -74,12 +74,6 @@ class MOJO_SYSTEM_IMPL_EXPORT Core {
   // Called in a child process exactly once during early initialization.
   void InitChild(ScopedPlatformHandle platform_handle);
 
-  // Creates a message pipe endpoint connected to an endpoint in a remote
-  // embedder. |platform_handle| is used as a channel to negotiate the
-  // connection.
-  ScopedMessagePipeHandle CreateMessagePipe(
-      ScopedPlatformHandle platform_handle);
-
   // Creates a message pipe endpoint associated with |token|, which a child
   // holding the token can later locate and connect to.
   ScopedMessagePipeHandle CreateParentMessagePipe(