Include <algorithm> if you use functions from <algorithm>.

third_party/WebKit/Source/core/svg/animation/SMILTimeContainer.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 15 matching lines @@
 #include "config.h"
 #include "core/svg/animation/SMILTimeContainer.h"
 
 #include "core/animation/AnimationClock.h"
 #include "core/animation/AnimationTimeline.h"
 #include "core/dom/ElementTraversal.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/Settings.h"
 #include "core/svg/SVGSVGElement.h"
 #include "core/svg/animation/SVGSMILElement.h"
+#include <algorithm>
 
 namespace blink {
 
 static const double initialFrameDelay = 0.025;
 static const double animationPolicyOnceDuration = 3.000;
 
 #if !ENABLE(OILPAN)
 // Every entry-point that calls updateAnimations() should instantiate a
 // DiscardScope to prevent deletion of the ownerElement (and hence itself.)
 class DiscardScope {
@@ skipping 510 matching lines @@
 
 DEFINE_TRACE(SMILTimeContainer)
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_scheduledAnimations);
 #endif
     visitor->trace(m_ownerSVGElement);
 }
 
 }