Suppress LongPress/Tap, and TwoFingerTap when TapDown cancels a fling.

content/browser/renderer_host/input/gesture_event_queue.cc

 // 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 "content/browser/renderer_host/input/gesture_event_queue.h"
 
 #include "base/trace_event/trace_event.h"
 #include "content/browser/renderer_host/input/touchpad_tap_suppression_controller.h"
 #include "content/browser/renderer_host/input/touchscreen_tap_suppression_controller.h"
 #include "ui/events/blink/web_input_event_traits.h"
@@ skipping 145 matching lines @@
         touchscreen_tap_suppression_controller_.GestureFlingCancel();
       else
         touchpad_tap_suppression_controller_.GestureFlingCancel();
       return true;
     case WebInputEvent::GestureTapDown:
     case WebInputEvent::GestureShowPress:
     case WebInputEvent::GestureTapUnconfirmed:
     case WebInputEvent::GestureTapCancel:
     case WebInputEvent::GestureTap:
     case WebInputEvent::GestureDoubleTap:
+    case WebInputEvent::GestureLongPress:
+    case WebInputEvent::GestureLongTap:
+    case WebInputEvent::GestureTwoFingerTap:
       if (gesture_event.event.sourceDevice ==
           blink::WebGestureDeviceTouchscreen) {
         return !touchscreen_tap_suppression_controller_.FilterTapEvent(
             gesture_event);
       }
       return true;
     default:
       return true;
   }
 }
@@ skipping 235 matching lines @@
     return 0;
 
   if (!ignore_next_ack_)
     return 1;
 
   DCHECK_GT(coalesced_gesture_events_.size(), 1U);
   return 2;
 }
 
 }  // namespace content