Port Chromium OS touch noise filtering to Chromium

ui/events/ozone/evdev/touch_event_converter_evdev.h

Index: ui/events/ozone/evdev/touch_event_converter_evdev.h
diff --git a/ui/events/ozone/evdev/touch_event_converter_evdev.h b/ui/events/ozone/evdev/touch_event_converter_evdev.h
index f522921da46912af1c748c8d0a72f1ceb009ac80..664eb3903b199fe4b3e7fd9ab80f9e34af4ed593 100644
--- a/ui/events/ozone/evdev/touch_event_converter_evdev.h
+++ b/ui/events/ozone/evdev/touch_event_converter_evdev.h
@@ -9,6 +9,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_pump_libevent.h"
 #include "ui/events/event_constants.h"
 #include "ui/events/ozone/evdev/event_converter_evdev.h"
@@ -18,6 +19,7 @@
 namespace ui {
 
 class TouchEvent;
+class TouchNoiseRemover;
 
 class DeviceEventDispatcherEvdev;
 
@@ -67,8 +69,6 @@ class EVENTS_OZONE_EVDEV_EXPORT TouchEventConverterEvdev
   void ProcessAbs(const input_event& input);
   void ProcessSyn(const input_event& input);
 
-  void ReportEvent(int touch_id,
-      const InProgressEvents& event, const base::TimeDelta& delta);
   void ReportEvents(base::TimeDelta delta);
 
   // Dispatcher for events.
@@ -104,6 +104,9 @@ class EVENTS_OZONE_EVDEV_EXPORT TouchEventConverterEvdev
   // In-progress touch points.
   std::vector<InProgressEvents> events_;
 
+  // Filters out touch noise.
+  scoped_ptr<TouchNoiseRemover> touch_noise_remover_;
+
   DISALLOW_COPY_AND_ASSIGN(TouchEventConverterEvdev);
 };