Break out balsa and epoll_server from net/tools/flip_server.

net/tools/balsa/simple_buffer.h

Index: net/tools/balsa/simple_buffer.h
diff --git a/net/tools/flip_server/simple_buffer.h b/net/tools/balsa/simple_buffer.h
similarity index 92%
rename from net/tools/flip_server/simple_buffer.h
rename to net/tools/balsa/simple_buffer.h
index 08f7d3819ba76685c978b124d7f0eb694cd9eba0..512b3b82c97d6ca28aeb51fa709850cb0163fd75 100644
--- a/net/tools/flip_server/simple_buffer.h
+++ b/net/tools/balsa/simple_buffer.h
@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef NET_TOOLS_FLIP_SERVER_SIMPLE_BUFFER_H__
-#define NET_TOOLS_FLIP_SERVER_SIMPLE_BUFFER_H__
+#ifndef NET_TOOLS_BALSA_SIMPLE_BUFFER_H__
+#define NET_TOOLS_BALSA_SIMPLE_BUFFER_H__
 
 #include <string>
 
 #include "base/compiler_specific.h"
-#include "net/tools/flip_server/buffer_interface.h"
+#include "net/tools/balsa/buffer_interface.h"
 
 namespace net {
 
@@ -89,4 +89,4 @@ class SimpleBuffer : public BufferInterface {
 
 }  // namespace net
 
-#endif  // NET_TOOLS_FLIP_SERVER_SIMPLE_BUFFER_H__
+#endif  // NET_TOOLS_BALSA_SIMPLE_BUFFER_H__