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

third_party/WebKit/Source/modules/canvas2d/HitRegion.cpp

 // Copyright 2014 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 "modules/canvas2d/HitRegion.h"
 
 #include "core/dom/AXObjectCache.h"
 
 namespace blink {
 
@@ skipping 72 matching lines @@
     removeHitRegion(it->get());
 }
 
 void HitRegionManager::removeAllHitRegions() {
   m_hitRegionList.clear();
   m_hitRegionIdMap.clear();
   m_hitRegionControlMap.clear();
 }
 
 HitRegion* HitRegionManager::getHitRegionById(const String& id) const {
-  return m_hitRegionIdMap.get(id);
+  return m_hitRegionIdMap.at(id);
 }
 
 HitRegion* HitRegionManager::getHitRegionByControl(
     const Element* control) const {
   if (control)
-    return m_hitRegionControlMap.get(control);
+    return m_hitRegionControlMap.at(control);
 
   return nullptr;
 }
 
 HitRegion* HitRegionManager::getHitRegionAtPoint(
     const FloatPoint& point) const {
   HitRegionIterator itEnd = m_hitRegionList.rend();
 
   for (HitRegionIterator it = m_hitRegionList.rbegin(); it != itEnd; ++it) {
     HitRegion* hitRegion = *it;
     if (hitRegion->contains(point))
       return hitRegion;
   }
 
   return nullptr;
 }
 
 unsigned HitRegionManager::getHitRegionsCount() const {
   return m_hitRegionList.size();
 }
 
 DEFINE_TRACE(HitRegionManager) {
   visitor->trace(m_hitRegionList);
   visitor->trace(m_hitRegionIdMap);
   visitor->trace(m_hitRegionControlMap);
 }
 
 }  // namespace blink