Migrate WTF::HashMap::get() to ::at()

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/dom/NthIndexCache.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/ElementTraversal.h"
 
 namespace blink {
@@ skipping 66 matching lines @@
 }
 
 }  // namespace
 
 unsigned NthIndexCache::nthChildIndex(Element& element) {
   if (element.isPseudoElement() || !element.parentNode())
     return 1;
   NthIndexCache* nthIndexCache = element.document().nthIndexCache();
   NthIndexData* nthIndexData = nullptr;
   if (nthIndexCache && nthIndexCache->m_parentMap)
-    nthIndexData = nthIndexCache->m_parentMap->get(element.parentNode());
+    nthIndexData = nthIndexCache->m_parentMap->at(element.parentNode());
   if (nthIndexData)
     return nthIndexData->nthIndex(element);
   unsigned index = uncachedNthChildIndex(element);
   if (nthIndexCache && index > kCachedSiblingCountLimit)
     nthIndexCache->cacheNthIndexDataForParent(element);
   return index;
 }
 
 unsigned NthIndexCache::nthLastChildIndex(Element& element) {
   if (element.isPseudoElement() && !element.parentNode())
     return 1;
   NthIndexCache* nthIndexCache = element.document().nthIndexCache();
   NthIndexData* nthIndexData = nullptr;
   if (nthIndexCache && nthIndexCache->m_parentMap)
-    nthIndexData = nthIndexCache->m_parentMap->get(element.parentNode());
+    nthIndexData = nthIndexCache->m_parentMap->at(element.parentNode());
   if (nthIndexData)
     return nthIndexData->nthLastIndex(element);
   unsigned index = uncachedNthLastChildIndex(element);
   if (nthIndexCache && index > kCachedSiblingCountLimit)
     nthIndexCache->cacheNthIndexDataForParent(element);
   return index;
 }
 
 NthIndexData* NthIndexCache::nthTypeIndexDataForParent(Element& element) const {
   DCHECK(element.parentNode());
   if (!m_parentMapForType)
     return nullptr;
-  if (const IndexByType* map = m_parentMapForType->get(element.parentNode()))
-    return map->get(element.tagName());
+  if (const IndexByType* map = m_parentMapForType->at(element.parentNode()))
+    return map->at(element.tagName());
   return nullptr;
 }
 
 unsigned NthIndexCache::nthOfTypeIndex(Element& element) {
   if (element.isPseudoElement() || !element.parentNode())
     return 1;
   NthIndexCache* nthIndexCache = element.document().nthIndexCache();
   if (nthIndexCache) {
     if (NthIndexData* nthIndexData =
             nthIndexCache->nthTypeIndexDataForParent(element))
@@ skipping 127 matching lines @@
   }
   DCHECK(count);
   m_count = count;
 }
 
 DEFINE_TRACE(NthIndexData) {
   visitor->trace(m_elementIndexMap);
 }
 
 }  // namespace blink