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

third_party/WebKit/Source/modules/webdatabase/QuotaTracker.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 37 matching lines @@
     const String& databaseName,
     unsigned long long* databaseSize,
     unsigned long long* spaceAvailable) {
   // Extra scope to unlock prior to potentially calling Platform.
   {
     MutexLocker lockData(m_dataGuard);
     ASSERT(m_databaseSizes.contains(origin->toRawString()));
     HashMap<String, SizeMap>::const_iterator it =
         m_databaseSizes.find(origin->toRawString());
     ASSERT(it->value.contains(databaseName));
-    *databaseSize = it->value.get(databaseName);
+    *databaseSize = it->value.at(databaseName);
 
     if (m_spaceAvailableToOrigins.contains(origin->toRawString())) {
-      *spaceAvailable = m_spaceAvailableToOrigins.get(origin->toRawString());
+      *spaceAvailable = m_spaceAvailableToOrigins.at(origin->toRawString());
       return;
     }
   }
 
   // The embedder hasn't pushed this value to us, so we pull it as needed.
   *spaceAvailable = Platform::current()->databaseGetSpaceAvailableForOrigin(
       WebSecurityOrigin(origin));
 }
 
 void QuotaTracker::updateDatabaseSize(SecurityOrigin* origin,
@@ skipping 11 matching lines @@
   MutexLocker lockData(m_dataGuard);
   m_spaceAvailableToOrigins.set(origin->toRawString(), spaceAvailable);
 }
 
 void QuotaTracker::resetSpaceAvailableToOrigin(SecurityOrigin* origin) {
   MutexLocker lockData(m_dataGuard);
   m_spaceAvailableToOrigins.erase(origin->toRawString());
 }
 
 }  // namespace blink