Enable Tracing on content shell for Android

content/content_browser.gypi

 # Copyright (c) 2012 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.
 
 {
   'dependencies': [
     'browser/speech/proto/speech_proto.gyp:speech_proto',
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../google_apis/google_apis.gyp:google_apis',
@@ skipping 209 matching lines @@
     'browser/android/load_url_params.cc',
     'browser/android/load_url_params.h',
     'browser/android/media_player_manager_android.cc',
     'browser/android/media_player_manager_android.h',
     'browser/android/sandboxed_process_launcher.cc',
     'browser/android/sandboxed_process_launcher.h',
     'browser/android/surface_texture_peer_browser_impl.cc',
     'browser/android/surface_texture_peer_browser_impl.h',
     'browser/android/touch_point.cc',
     'browser/android/touch_point.h',
+    'browser/android/tracing_intent_handler.cc',
+    'browser/android/tracing_intent_handler.h',
     'browser/android/web_contents_observer_android.cc',
     'browser/android/web_contents_observer_android.h',
     'browser/appcache/appcache_dispatcher_host.cc',
     'browser/appcache/appcache_dispatcher_host.h',
     'browser/appcache/appcache_frontend_proxy.cc',
     'browser/appcache/appcache_frontend_proxy.h',
     'browser/appcache/chrome_appcache_service.cc',
     'browser/appcache/chrome_appcache_service.h',
     'browser/browser_child_process_host_impl.cc',
     'browser/browser_child_process_host_impl.h',
@@ skipping 918 matching lines @@
         ['exclude', '^browser/speech/'],
       ],
     }],
     ['linux_use_libgps==1', {
       'dependencies': [
         '../build/linux/system.gyp:libgps',
       ],
     }],
   ],
 }