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

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 80 matching lines @@
     return nullptr;
   return import->master();
 }
 
 TreeScopeStyleSheetCollection* StyleEngine::ensureStyleSheetCollectionFor(
     TreeScope& treeScope) {
   if (treeScope == m_document)
     return &documentStyleSheetCollection();
 
   StyleSheetCollectionMap::AddResult result =
-      m_styleSheetCollectionMap.add(&treeScope, nullptr);
+      m_styleSheetCollectionMap.insert(&treeScope, nullptr);
   if (result.isNewEntry)
     result.storedValue->value =
         new ShadowTreeStyleSheetCollection(toShadowRoot(treeScope));
   return result.storedValue->value.get();
 }
 
 TreeScopeStyleSheetCollection* StyleEngine::styleSheetCollectionFor(
     TreeScope& treeScope) {
   if (treeScope == m_document)
     return &documentStyleSheetCollection();
@@ skipping 411 matching lines @@
                                         const String& text,
                                         TextPosition startPosition,
                                         StyleEngineContext& context) {
   DCHECK(element.document() == document());
   CSSStyleSheet* styleSheet = nullptr;
 
   addPendingSheet(context);
 
   AtomicString textContent(text);
 
-  auto result = m_textToSheetCache.add(textContent, nullptr);
+  auto result = m_textToSheetCache.insert(textContent, nullptr);
   StyleSheetContents* contents = result.storedValue->value;
   if (result.isNewEntry || !contents ||
       !contents->isCacheableForStyleElement()) {
     result.storedValue->value = nullptr;
     styleSheet = parseSheet(element, text, startPosition);
     if (styleSheet->contents()->isCacheableForStyleElement()) {
       result.storedValue->value = styleSheet->contents();
-      m_sheetToTextCache.add(styleSheet->contents(), textContent);
+      m_sheetToTextCache.insert(styleSheet->contents(), textContent);
     }
   } else {
     DCHECK(contents);
     DCHECK(contents->isCacheableForStyleElement());
     DCHECK(contents->hasSingleOwnerDocument());
     contents->setIsUsedFromTextCache();
     styleSheet = CSSStyleSheet::createInline(contents, element, startPosition);
   }
 
   DCHECK(styleSheet);
@@ skipping 594 matching lines @@
 }
 
 DEFINE_TRACE_WRAPPERS(StyleEngine) {
   for (auto sheet : m_injectedAuthorStyleSheets) {
     visitor->traceWrappers(sheet);
   }
   visitor->traceWrappers(m_documentStyleSheetCollection);
 }
 
 }  // namespace blink