improved tap suppression change

content/browser/renderer_host/tap_suppression_controller_aura.cc

 // Copyright (c) 2012 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/tap_suppression_controller.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
@@ skipping 105 matching lines @@
   return false;
 }
 
 void TapSuppressionController::GestureFlingCancelAck(bool processed) {
   switch (state_) {
     case NOTHING:
       NOTREACHED() << "GFC_Ack without a GFC";
       break;
     case GFC_IN_PROGRESS:
       if (processed)
-        state_ = LAST_CANCEL_STOPPED_FLING;
-      else
-        state_ = NOTHING;
+        fling_cancel_time_ = base::TimeTicks::Now();
+      state_ = LAST_CANCEL_STOPPED_FLING;
       break;
     case MD_STASHED:
       if (!processed) {
         mouse_down_timer_.Stop();
         render_widget_host_->ForwardMouseEvent(stashed_mouse_down_);
         state_ = NOTHING;
       } // Else waiting for the timer to release the mouse event.
       break;
     case LAST_CANCEL_STOPPED_FLING:
       break;
   }
 }
 
 void TapSuppressionController::GestureFlingCancel(double cancel_time) {
   switch (state_) {
     case NOTHING:
     case GFC_IN_PROGRESS:
     case LAST_CANCEL_STOPPED_FLING:
-      fling_cancel_time_ = base::TimeTicks::Now();
       state_ = GFC_IN_PROGRESS;
       break;
     case MD_STASHED:
       break;
   }
 }
 
 void TapSuppressionController::MouseDownTimerExpired() {
   switch (state_) {
     case NOTHING:
     case GFC_IN_PROGRESS:
     case LAST_CANCEL_STOPPED_FLING:
       NOTREACHED() << "Timer fired on invalid state.";
       state_ = NOTHING;
       break;
     case MD_STASHED:
       render_widget_host_->ForwardMouseEvent(stashed_mouse_down_);
       state_ = NOTHING;
       break;
   }
 }
 
 } // namespace content.