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

third_party/WebKit/Source/core/dom/StyleEngine.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
@@ skipping 196 matching lines @@
 
   DCHECK(!isXSLStyleSheet(node));
   TreeScope& treeScope = node.treeScope();
   TreeScopeStyleSheetCollection* collection =
       ensureStyleSheetCollectionFor(treeScope);
   DCHECK(collection);
   collection->addStyleSheetCandidateNode(node);
 
   setNeedsActiveStyleUpdate(treeScope);
   if (treeScope != m_document)
-    m_activeTreeScopes.add(&treeScope);
+    m_activeTreeScopes.insert(&treeScope);
 }
 
 void StyleEngine::removeStyleSheetCandidateNode(Node& node,
                                                 ContainerNode& insertionPoint) {
   DCHECK(!isXSLStyleSheet(node));
   DCHECK(insertionPoint.isConnected());
 
   ShadowRoot* shadowRoot = node.containingShadowRoot();
   if (!shadowRoot)
     shadowRoot = insertionPoint.containingShadowRoot();
@@ skipping 71 matching lines @@
 
 void StyleEngine::updateActiveStyleSheetsInShadow(
     TreeScope* treeScope,
     UnorderedTreeScopeSet& treeScopesRemoved) {
   DCHECK_NE(treeScope, m_document);
   ShadowTreeStyleSheetCollection* collection =
       toShadowTreeStyleSheetCollection(styleSheetCollectionFor(*treeScope));
   DCHECK(collection);
   collection->updateActiveStyleSheets(*this);
   if (!collection->hasStyleSheetCandidateNodes()) {
-    treeScopesRemoved.add(treeScope);
+    treeScopesRemoved.insert(treeScope);
     // When removing TreeScope from ActiveTreeScopes,
     // its resolver should be destroyed by invoking resetAuthorStyle.
     DCHECK(!treeScope->scopedStyleResolver());
   }
 }
 
 void StyleEngine::updateActiveStyleSheets() {
   if (!needsActiveStyleSheetUpdate())
     return;
 
@@ skipping 178 matching lines @@
     m_resolver->invalidateMatchedPropertiesCache();
 }
 
 void StyleEngine::markTreeScopeDirty(TreeScope& scope) {
   if (scope == m_document) {
     markDocumentDirty();
     return;
   }
 
   DCHECK(m_styleSheetCollectionMap.contains(&scope));
-  m_dirtyTreeScopes.add(&scope);
+  m_dirtyTreeScopes.insert(&scope);
   document().scheduleLayoutTreeUpdateIfNeeded();
 }
 
 void StyleEngine::markDocumentDirty() {
   m_documentScopeDirty = true;
   if (RuntimeEnabledFeatures::cssViewportEnabled())
     viewportRulesChanged();
   if (document().importLoader())
     document().importsController()->master()->styleEngine().markDocumentDirty();
   else
@@ skipping 627 matching lines @@
 }
 
 DEFINE_TRACE_WRAPPERS(StyleEngine) {
   for (auto sheet : m_injectedAuthorStyleSheets) {
     visitor->traceWrappers(sheet);
   }
   visitor->traceWrappers(m_documentStyleSheetCollection);
 }
 
 }  // namespace blink