Restore simple fling status bookkeeping

content/browser/renderer_host/input/input_router_config_helper.cc

Index: content/browser/renderer_host/input/input_router_config_helper.cc
diff --git a/content/browser/renderer_host/input/input_router_config_helper.cc b/content/browser/renderer_host/input/input_router_config_helper.cc
index 34c2a19218d79f3ad144e6b61751881e0f3f60b1..3ed530f9ecab13794479af5aa801e7e8c3b48640 100644
--- a/content/browser/renderer_host/input/input_router_config_helper.cc
+++ b/content/browser/renderer_host/input/input_router_config_helper.cc
@@ -70,12 +70,6 @@ GestureEventQueue::Config GetGestureEventQueueConfig() {
       base::TimeDelta::FromMilliseconds(
           gfx::ViewConfiguration::GetLongPressTimeoutInMs());
 
-  // Android WebView may handle root layer flings itself, which prevents
-  // accurate fling cancel filtering (see |RenderWidgetCompositor::Initialize|).
-  // TODO(jdduke): Remove this exception when the WebView fling architecture
-  // is unified with the rest of Chrome, crbug.com/378984.
-  config.enable_fling_cancel_filtering = false;
-
   return config;
 }