Migrate WTF::Vector::append() to ::push_back() [part 3 of N]

third_party/WebKit/Source/core/css/CSSKeyframesRule.cpp

 /*
  * Copyright (C) 2007, 2008, 2012 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 32 matching lines @@
       m_keyframes(o.m_keyframes),
       m_name(o.m_name),
       m_version(o.m_version),
       m_isPrefixed(o.m_isPrefixed) {}
 
 StyleRuleKeyframes::~StyleRuleKeyframes() {}
 
 void StyleRuleKeyframes::parserAppendKeyframe(StyleRuleKeyframe* keyframe) {
   if (!keyframe)
     return;
-  m_keyframes.append(keyframe);
+  m_keyframes.push_back(keyframe);
 }
 
 void StyleRuleKeyframes::wrapperAppendKeyframe(StyleRuleKeyframe* keyframe) {
-  m_keyframes.append(keyframe);
+  m_keyframes.push_back(keyframe);
   styleChanged();
 }
 
 void StyleRuleKeyframes::wrapperRemoveKeyframe(unsigned index) {
   m_keyframes.remove(index);
   styleChanged();
 }
 
 int StyleRuleKeyframes::findKeyframeIndex(const String& key) const {
   std::unique_ptr<Vector<double>> keys = CSSParser::parseKeyframeKeyList(key);
@@ skipping 122 matching lines @@
 }
 
 DEFINE_TRACE(CSSKeyframesRule) {
   CSSRule::trace(visitor);
   visitor->trace(m_childRuleCSSOMWrappers);
   visitor->trace(m_keyframesRule);
   visitor->trace(m_ruleListCSSOMWrapper);
 }
 
 }  // namespace blink