Revert of Refactor CpuProfiler.

src/v8.gyp

 # Copyright 2012 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 984 matching lines @@
         'profiler/circular-queue-inl.h',
         'profiler/circular-queue.h',
         'profiler/cpu-profiler-inl.h',
         'profiler/cpu-profiler.cc',
         'profiler/cpu-profiler.h',
         'profiler/heap-profiler.cc',
         'profiler/heap-profiler.h',
         'profiler/heap-snapshot-generator-inl.h',
         'profiler/heap-snapshot-generator.cc',
         'profiler/heap-snapshot-generator.h',
-        'profiler/profiler-listener.cc',
-        'profiler/profiler-listener.h',
         'profiler/profile-generator-inl.h',
         'profiler/profile-generator.cc',
         'profiler/profile-generator.h',
         'profiler/sampling-heap-profiler.cc',
         'profiler/sampling-heap-profiler.h',
         'profiler/strings-storage.cc',
         'profiler/strings-storage.h',
         'profiler/tick-sample.cc',
         'profiler/tick-sample.h',
         'profiler/unbound-queue-inl.h',
@@ skipping 1266 matching lines @@
         }],
         ['want_separate_host_toolset==1', {
           'toolsets': ['host'],
         }, {
           'toolsets': ['target'],
         }],
       ],
     },
   ],
 }