Migrate WTF::HashSet::add() to ::insert() [part 1 of N]

third_party/WebKit/Source/core/animation/css/CSSAnimations.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 82 matching lines @@
   for (size_t i = 0; i < styleKeyframes.size(); ++i) {
     const StyleRuleKeyframe* styleKeyframe = styleKeyframes[i].get();
     RefPtr<StringKeyframe> keyframe = StringKeyframe::create();
     const Vector<double>& offsets = styleKeyframe->keys();
     DCHECK(!offsets.isEmpty());
     keyframe->setOffset(offsets[0]);
     keyframe->setEasing(defaultTimingFunction);
     const StylePropertySet& properties = styleKeyframe->properties();
     for (unsigned j = 0; j < properties.propertyCount(); j++) {
       CSSPropertyID property = properties.propertyAt(j).id();
-      specifiedPropertiesForUseCounter.add(property);
+      specifiedPropertiesForUseCounter.insert(property);
       if (property == CSSPropertyAnimationTimingFunction) {
         const CSSValue& value = properties.propertyAt(j).value();
         RefPtr<TimingFunction> timingFunction;
         if (value.isInheritedValue() && parentStyle->animations()) {
           timingFunction = parentStyle->animations()->timingFunctionList()[0];
         } else if (value.isValueList()) {
           timingFunction = CSSToStyleMap::mapAnimationTimingFunction(
               toCSSValueList(value).item(0));
         } else {
           DCHECK(value.isCSSWideKeyword());
@@ skipping 758 matching lines @@
     for (const auto& entry : update.newTransitions())
       newTransitions.push_back(entry.value.effect.get());
 
     HeapHashSet<Member<const Animation>> cancelledAnimations;
     if (!update.cancelledTransitions().isEmpty()) {
       DCHECK(elementAnimations);
       const TransitionMap& transitionMap =
           elementAnimations->cssAnimations().m_transitions;
       for (CSSPropertyID id : update.cancelledTransitions()) {
         DCHECK(transitionMap.contains(id));
-        cancelledAnimations.add(transitionMap.get(id).animation.get());
+        cancelledAnimations.insert(transitionMap.get(id).animation.get());
       }
     }
 
     activeInterpolationsForTransitions = EffectStack::activeInterpolations(
         effectStack, &newTransitions, &cancelledAnimations,
         KeyframeEffectReadOnly::TransitionPriority, isStylePropertyHandle);
   }
 
   // Properties being animated by animations don't get values from transitions
   // applied.
@@ skipping 175 matching lines @@
              isCustomPropertyHandle);
 }
 
 DEFINE_TRACE(CSSAnimations) {
   visitor->trace(m_transitions);
   visitor->trace(m_pendingUpdate);
   visitor->trace(m_runningAnimations);
 }
 
 }  // namespace blink