Serializer: move to a subfolder and clean up includes.

test/cctest/test-heap-profiler.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 18 matching lines @@
 
 #include <ctype.h>
 
 #include "src/v8.h"
 
 #include "include/v8-profiler.h"
 #include "src/allocation-tracker.h"
 #include "src/debug.h"
 #include "src/hashmap.h"
 #include "src/heap-profiler.h"
-#include "src/snapshot.h"
 #include "src/utils-inl.h"
 #include "test/cctest/cctest.h"
 
 using i::AllocationTraceNode;
 using i::AllocationTraceTree;
 using i::AllocationTracker;
 using i::HashMap;
 using i::Vector;
 
 namespace {
@@ skipping 2714 matching lines @@
   map.AddRange(ToAddress(0x180), 0x80, 6U);
   map.AddRange(ToAddress(0x180), 0x80, 7U);
   CHECK_EQ(7u, map.GetTraceNodeId(ToAddress(0x180)));
   CHECK_EQ(5u, map.GetTraceNodeId(ToAddress(0x200)));
   CHECK_EQ(3u, map.size());
 
   map.Clear();
   CHECK_EQ(0u, map.size());
   CHECK_EQ(0u, map.GetTraceNodeId(ToAddress(0x400)));
 }