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

net/tools/flip_server/mem_cache.cc

 // Copyright (c) 2009 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.
 
 #include "net/tools/flip_server/mem_cache.h"
 
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <stdio.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <unistd.h>
 
 #include <deque>
 #include <map>
 #include <string>
 
 #include "base/strings/string_util.h"
+#include "net/tools/balsa/balsa_frame.h"
+#include "net/tools/balsa/balsa_headers.h"
 #include "net/tools/dump_cache/url_to_filename_encoder.h"
 #include "net/tools/dump_cache/url_utilities.h"
-#include "net/tools/flip_server/balsa_frame.h"
-#include "net/tools/flip_server/balsa_headers.h"
 
 namespace {
 // The directory where cache locates);
 const char FLAGS_cache_base_dir[] = ".";
 }  // namespace
 
 namespace net {
 
 void StoreBodyAndHeadersVisitor::ProcessBodyData(const char *input,
                                                  size_t size) {
@@ skipping 214 matching lines @@
 }
 
 void MemoryCache::ClearFiles() {
   for (Files::const_iterator i = files_.begin(); i != files_.end(); ++i) {
     delete i->second;
   }
   files_.clear();
 }
 
 }  // namespace net