Migrate WTF::HashMap::add() to ::insert()

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 59 matching lines @@
   DCHECK_EQ(animation->timeContainer(), this);
   DCHECK(target);
   DCHECK(animation->hasValidTarget());
 
 #if DCHECK_IS_ON()
   ASSERT(!m_preventScheduledAnimationsChanges);
 #endif
 
   ElementAttributePair key(target, attributeName);
   Member<AnimationsLinkedHashSet>& scheduled =
-      m_scheduledAnimations.add(key, nullptr).storedValue->value;
+      m_scheduledAnimations.insert(key, nullptr).storedValue->value;
   if (!scheduled)
     scheduled = new AnimationsLinkedHashSet;
   ASSERT(!scheduled->contains(animation));
   scheduled->add(animation);
 
   SMILTime nextFireTime = animation->nextProgressTime();
   if (nextFireTime.isFinite())
     notifyIntervalsChanged();
 }
 
@@ skipping 435 matching lines @@
 void SMILTimeContainer::advanceFrameForTesting() {
   setElapsed(elapsed() + initialFrameDelay);
 }
 
 DEFINE_TRACE(SMILTimeContainer) {
   visitor->trace(m_scheduledAnimations);
   visitor->trace(m_ownerSVGElement);
 }
 
 }  // namespace blink