Disable the touch ack timeout for touch-action:none

content/browser/renderer_host/input/touch_event_queue.cc

 // Copyright 2013 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/touch_event_queue.h"
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/stl_util.h"
@@ skipping 502 matching lines @@
 const TouchEventWithLatencyInfo&
 TouchEventQueue::GetLatestEventForTesting() const {
   return touch_queue_.back()->coalesced_event();
 }
 
 void TouchEventQueue::FlushQueue() {
   DCHECK(!dispatching_touch_ack_);
   DCHECK(!dispatching_touch_);
   if (touch_filtering_state_ != DROP_ALL_TOUCHES)
     touch_filtering_state_ = DROP_TOUCHES_IN_SEQUENCE;
-  while (!touch_queue_.empty())
-    PopTouchEventToClient(INPUT_EVENT_ACK_STATE_NOT_CONSUMED, LatencyInfo());
+  while (!touch_queue_.empty()) {
+    PopTouchEventToClient(INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS,
+                          LatencyInfo());
+  }
 }
 
 void TouchEventQueue::PopTouchEventToClient(
     InputEventAckState ack_result,
     const LatencyInfo& renderer_latency_info) {
   DCHECK(!dispatching_touch_ack_);
   if (touch_queue_.empty())
     return;
   scoped_ptr<CoalescedWebTouchEvent> acked_event(touch_queue_.front());
   touch_queue_.pop_front();
@@ skipping 74 matching lines @@
   } else if (event.type == WebInputEvent::TouchStart) {
     for (unsigned i = 0; i < event.touchesLength; ++i) {
       const WebTouchPoint& point = event.touches[i];
       if (point.state == WebTouchPoint::StatePressed)
         touch_ack_states_[point.id] = ack_result;
     }
   }
 }
 
 }  // namespace content