Revert of Unified Gesture Recognizer

ui/events/gestures/gesture_provider_aura.cc

Index: ui/events/gestures/gesture_provider_aura.cc
diff --git a/ui/events/gestures/gesture_provider_aura.cc b/ui/events/gestures/gesture_provider_aura.cc
deleted file mode 100644
index c73d3179bc6b711afdd23e82587b33a83fe04cd2..0000000000000000000000000000000000000000
--- a/ui/events/gestures/gesture_provider_aura.cc
+++ /dev/null
@@ -1,68 +0,0 @@
-// Copyright 2014 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.
-
-#include "ui/events/gestures/gesture_provider_aura.h"
-
-#include "base/logging.h"
-#include "ui/events/event.h"
-#include "ui/events/gesture_detection/gesture_config_helper.h"
-#include "ui/events/gesture_detection/gesture_event_data.h"
-
-namespace ui {
-
-GestureProviderAura::GestureProviderAura(GestureProviderAuraClient* client)
-    : client_(client),
-      filtered_gesture_provider_(ui::DefaultGestureProviderConfig(), this) {
-  filtered_gesture_provider_.SetDoubleTapSupportForPlatformEnabled(false);
-}
-
-GestureProviderAura::~GestureProviderAura() {}
-
-bool GestureProviderAura::OnTouchEvent(const TouchEvent& event) {
-  last_touch_event_flags_ = event.flags();
-  bool pointer_id_is_active = false;
-  for (size_t i = 0; i < pointer_state_.GetPointerCount(); ++i) {
-    if (event.touch_id() != pointer_state_.GetPointerId(i))
-      continue;
-    pointer_id_is_active = true;
-    break;
-  }
-
-  if (event.type() == ET_TOUCH_PRESSED && pointer_id_is_active) {
-    // Ignore touch press events if we already believe the pointer is down.
-    return false;
-  } else if (event.type() != ET_TOUCH_PRESSED && !pointer_id_is_active) {
-    // We could have an active touch stream transfered to us, resulting in touch
-    // move or touch up events without associated touch down events. Ignore
-    // them.
-    return false;
-  }
-
-  pointer_state_.OnTouch(event);
-  bool result = filtered_gesture_provider_.OnTouchEvent(pointer_state_);
-  pointer_state_.CleanupRemovedTouchPoints(event);
-  return result;
-}
-
-void GestureProviderAura::OnTouchEventAck(bool event_consumed) {
-  filtered_gesture_provider_.OnTouchEventAck(event_consumed);
-}
-
-void GestureProviderAura::OnGestureEvent(
-    const GestureEventData& gesture) {
-  ui::GestureEvent event(gesture.type,
-                         gesture.x,
-                         gesture.y,
-                         last_touch_event_flags_,
-                         gesture.time - base::TimeTicks(),
-                         gesture.details,
-                         // ui::GestureEvent stores a bitfield indicating the
-                         // ids of active touch points. This is currently only
-                         // used when one finger is down, and will eventually
-                         // be cleaned up. See crbug.com/366707.
-                         1 << gesture.motion_event_id);
-  client_->OnGestureEvent(&event);
-}
-
-}  // namespace content