Reset is_ticking_ when calling AnimationPlayer::RemoveFromTicking

cc/animation/animation_player.cc

 // Copyright 2015 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 "cc/animation/animation_player.h"
 
 #include <algorithm>
 
 #include "cc/animation/animation_delegate.h"
 #include "cc/animation/animation_events.h"
@@ skipping 311 matching lines @@
     } else if (!is_ticking_ && (was_ticking || force)) {
       RemoveFromTicking();
     }
   }
 }
 
 void AnimationPlayer::RemoveFromTicking() {
   DCHECK(animation_host_);
   // Resetting last_tick_time_ here ensures that calling ::UpdateState
   // before ::Animate doesn't start an animation.
+  is_ticking_ = false;
   last_tick_time_ = base::TimeTicks();
   animation_host_->RemoveFromTicking(this);
 }
 
 bool AnimationPlayer::NotifyAnimationStarted(const AnimationEvent& event) {
   DCHECK(!event.is_impl_only);
 
   for (size_t i = 0; i < animations_.size(); ++i) {
     if (animations_[i]->group() == event.group_id &&
         animations_[i]->target_property() == event.target_property &&
@@ skipping 851 matching lines @@
     if (current_impl)
       animations_[i]->PushPropertiesTo(current_impl);
   }
 
   animation_player_impl->scroll_offset_animation_was_interrupted_ =
       scroll_offset_animation_was_interrupted_;
   scroll_offset_animation_was_interrupted_ = false;
 }
 
 }  // namespace cc