Revert 69660 - Add support for sockets that can listen and accept a connectio...

ipc/ipc_channel_win.cc

Index: ipc/ipc_channel_win.cc
===================================================================
--- ipc/ipc_channel_win.cc	(revision 69661)
+++ ipc/ipc_channel_win.cc	(working copy)
@@ -106,22 +106,6 @@
       waiting_connect_(mode == MODE_SERVER),
       processing_incoming_(false),
       ALLOW_THIS_IN_INITIALIZER_LIST(factory_(this)) {
-  switch(mode) {
-    case MODE_NONE:
-      LOG(FATAL) << "Bad mode for " << channel_handle.name;
-      break;
-    case MODE_SERVER:
-    case MODE_CLIENT:
-      break;
-    case MODE_NAMED_SERVER:
-      mode = MODE_SERVER;
-      break;
-    case MODE_NAMED_CLIENT:
-      mode = MODE_CLIENT;
-      break;
-    // Intentionally no default case here so that the compiler
-    // will check that we handle all the cases in the enum.
-  }
   if (!CreatePipe(channel_handle, mode)) {
     // The pipe may have been closed already.
     LOG(WARNING) << "Unable to create pipe named \"" << channel_handle.name <<