Touch emulator: allow multiple touch streams.

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': [
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../google_apis/google_apis.gyp:google_apis',
     '../net/net.gyp:net',
@@ skipping 939 matching lines @@
       'browser/renderer_host/input/tap_suppression_controller_client.h',
       'browser/renderer_host/input/timeout_monitor.cc',
       'browser/renderer_host/input/timeout_monitor.h',
       'browser/renderer_host/input/touch_emulator.cc',
       'browser/renderer_host/input/touch_emulator.h',
       'browser/renderer_host/input/touch_emulator_client.h',
       'browser/renderer_host/input/touch_event_queue.cc',
       'browser/renderer_host/input/touch_event_queue.h',
       'browser/renderer_host/input/touch_action_filter.cc',
       'browser/renderer_host/input/touch_action_filter.h',
+      'browser/renderer_host/input/touch_stream_tracker.cc',
+      'browser/renderer_host/input/touch_stream_tracker.h',
       'browser/renderer_host/input/touchpad_tap_suppression_controller.cc',
       'browser/renderer_host/input/touchpad_tap_suppression_controller.h',
       'browser/renderer_host/input/touchscreen_tap_suppression_controller.cc',
       'browser/renderer_host/input/touchscreen_tap_suppression_controller.h',
       'browser/renderer_host/input/web_input_event_builders_android.cc',
       'browser/renderer_host/input/web_input_event_builders_android.h',
       'browser/renderer_host/input/web_input_event_builders_win.cc',
       'browser/renderer_host/input/web_input_event_builders_win.h',
       'browser/renderer_host/input/web_input_event_util.cc',
       'browser/renderer_host/input/web_input_event_util.h',
@@ skipping 867 matching lines @@
       'sources': [
         'browser/media/cdm/browser_cdm_manager.cc',
         'browser/media/cdm/browser_cdm_manager.h',
         # This works on Android because enable_browser_cdms==1 on Android.
         'browser/media/media_web_contents_observer.cc',
         'browser/media/media_web_contents_observer.h',
       ],
     }],
   ],
 }