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

third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
@@ skipping 156 matching lines @@
     const Element& element,
     HeapVector<Member<ScopedStyleResolver>, 8>& resolvers) {
   ElementShadow* shadow = element.shadow();
   if (!shadow)
     return;
 
   // Adding scoped resolver for active shadow roots for shadow host styling.
   for (ShadowRoot* shadowRoot = &shadow->youngestShadowRoot(); shadowRoot;
        shadowRoot = shadowRoot->olderShadowRoot()) {
     if (ScopedStyleResolver* resolver = shadowRoot->scopedStyleResolver())
-      resolvers.append(resolver);
+      resolvers.push_back(resolver);
   }
 }
 
 StyleResolver::StyleResolver(Document& document) : m_document(document) {
   updateMediaType();
 }
 
 StyleResolver::~StyleResolver() {}
 
 void StyleResolver::dispose() {
@@ skipping 134 matching lines @@
 
 static void matchSlottedRules(const Element& element,
                               ElementRuleCollector& collector) {
   HTMLSlotElement* slot = element.assignedSlot();
   if (!slot)
     return;
 
   HeapVector<Member<ScopedStyleResolver>> resolvers;
   for (; slot; slot = slot->assignedSlot()) {
     if (ScopedStyleResolver* resolver = slot->treeScope().scopedStyleResolver())
-      resolvers.append(resolver);
+      resolvers.push_back(resolver);
   }
   for (auto it = resolvers.rbegin(); it != resolvers.rend(); ++it) {
     collector.clearMatchedRules();
     (*it)->collectMatchingTreeBoundaryCrossingRules(collector);
     collector.sortAndTransferMatchedRules();
     collector.finishAddingAuthorRulesForTreeScope();
   }
 }
 
 static void matchElementScopeRules(const Element& element,
@@ skipping 853 matching lines @@
   return true;
 }
 
 StyleRuleKeyframes* StyleResolver::findKeyframesRule(
     const Element* element,
     const AtomicString& animationName) {
   HeapVector<Member<ScopedStyleResolver>, 8> resolvers;
   collectScopedResolversForHostedShadowTrees(*element, resolvers);
   if (ScopedStyleResolver* scopedResolver =
           element->treeScope().scopedStyleResolver())
-    resolvers.append(scopedResolver);
+    resolvers.push_back(scopedResolver);
 
   for (auto& resolver : resolvers) {
     if (StyleRuleKeyframes* keyframesRule =
             resolver->keyframeStylesForAnimation(animationName.impl()))
       return keyframesRule;
   }
 
   for (auto& resolver : resolvers)
     resolver->setHasUnresolvedKeyframesRule();
   return nullptr;
@@ skipping 760 matching lines @@
 DEFINE_TRACE(StyleResolver) {
   visitor->trace(m_matchedPropertiesCache);
   visitor->trace(m_selectorFilter);
   visitor->trace(m_styleSharingLists);
   visitor->trace(m_pendingStyleSheets);
   visitor->trace(m_document);
   visitor->trace(m_tracker);
 }
 
 }  // namespace blink