Provided batched input delivery with a BufferedInputRouter

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 790 matching lines @@
     'browser/renderer_host/gtk_plugin_container.cc',
     'browser/renderer_host/gtk_plugin_container.h',
     'browser/renderer_host/gtk_plugin_container_manager.cc',
     'browser/renderer_host/gtk_plugin_container_manager.h',
     'browser/renderer_host/gtk_window_utils.cc',
     'browser/renderer_host/gtk_window_utils.h',
     'browser/renderer_host/image_transport_factory_android.cc',
     'browser/renderer_host/image_transport_factory_android.h',
     'browser/renderer_host/ime_adapter_android.cc',
     'browser/renderer_host/ime_adapter_android.h',
+    'browser/renderer_host/input/buffered_input_router.cc',
+    'browser/renderer_host/input/buffered_input_router.h',
     'browser/renderer_host/input/gesture_event_filter.cc',
     'browser/renderer_host/input/gesture_event_filter.h',
     'browser/renderer_host/input/immediate_input_router.cc',
     'browser/renderer_host/input/immediate_input_router.h',
+    'browser/renderer_host/input/input_ack_handler.h',
+    'browser/renderer_host/input/input_ack_observer.h',
+    'browser/renderer_host/input/input_queue.cc',
+    'browser/renderer_host/input/input_queue.h',
+    'browser/renderer_host/input/input_queue_client.h',
     'browser/renderer_host/input/input_router.h',
     'browser/renderer_host/input/input_router_client.h',
     'browser/renderer_host/input/tap_suppression_controller.cc',
     'browser/renderer_host/input/tap_suppression_controller.h',
     'browser/renderer_host/input/tap_suppression_controller_client.h',
     'browser/renderer_host/input/touch_event_queue.cc',
     'browser/renderer_host/input/touch_event_queue.h',
     'browser/renderer_host/input/touchpad_tap_suppression_controller_aura.cc',
     'browser/renderer_host/input/touchpad_tap_suppression_controller.cc',
     'browser/renderer_host/input/touchpad_tap_suppression_controller.h',
@@ skipping 683 matching lines @@
         '../third_party/speex/speex.gyp:libspeex',
       ],
     }],
     ['linux_use_libgps==1', {
       'dependencies': [
         '../build/linux/system.gyp:libgps',
       ],
     }],
   ],
 }