add classes trace_analyzer::Query and TraceAnalyzer to make it easy to search through trace data

base/base.gyp

 # Copyright (c) 2011 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     '../build/win_precompile.gypi',
@@ skipping 221 matching lines @@
         'synchronization/lock_unittest.cc',
         'synchronization/waitable_event_unittest.cc',
         'synchronization/waitable_event_watcher_unittest.cc',
         'sys_info_unittest.cc',
         'sys_string_conversions_mac_unittest.mm',
         'sys_string_conversions_unittest.cc',
         'system_monitor/system_monitor_unittest.cc',
         'task_queue_unittest.cc',
         'task_unittest.cc',
         'template_util_unittest.cc',
+        'test/trace_event_analyzer_unittest.cc',
         'threading/non_thread_safe_unittest.cc',
         'threading/platform_thread_unittest.cc',
         'threading/simple_thread_unittest.cc',
         'threading/thread_checker_unittest.cc',
         'threading/thread_collision_warner_unittest.cc',
         'threading/thread_local_storage_unittest.cc',
         'threading/thread_local_unittest.cc',
         'threading/thread_unittest.cc',
         'threading/watchdog_unittest.cc',
         'threading/worker_pool_posix_unittest.cc',
@@ skipping 179 matching lines @@
         'test/test_reg_util_win.h',
         'test/test_suite.cc',
         'test/test_suite.h',
         'test/test_stub_android.cc',
         'test/test_switches.cc',
         'test/test_switches.h',
         'test/test_timeouts.cc',
         'test/test_timeouts.h',
         'test/thread_test_helper.cc',
         'test/thread_test_helper.h',
+        'test/trace_event_analyzer.cc',
+        'test/trace_event_analyzer.h',
       ],
     },
     {
       'target_name': 'test_support_perf',
       'type': 'static_library',
       'dependencies': [
         'base',
         '../testing/gtest.gyp:gtest',
       ],
       'sources': [
@@ skipping 30 matching lines @@
           'msvs_settings': {
             'VCLinkerTool': {
               'SubSystem': '2',         # Set /SUBSYSTEM:WINDOWS
             },
           },
         },
       ],
     }],
   ],
 }