IndexedDB: Remove DOMStringList special case for transaction()

third_party/WebKit/Source/modules/indexeddb/IDBDatabase.cpp

 /*
  * Copyright (C) 2010 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 332 matching lines @@
   }
 
   backend_->DeleteObjectStore(version_change_transaction_->Id(),
                               object_store_id);
   version_change_transaction_->ObjectStoreDeleted(object_store_id, name);
   metadata_.object_stores.erase(object_store_id);
 }
 
 IDBTransaction* IDBDatabase::transaction(
     ScriptState* script_state,
-    const StringOrStringSequenceOrDOMStringList& store_names,
+    const StringOrStringSequence& store_names,
     const String& mode_string,
     ExceptionState& exception_state) {
   IDB_TRACE("IDBDatabase::transaction");
   RecordApiCallsHistogram(kIDBTransactionCall);
 
   HashSet<String> scope;
   if (store_names.isString()) {
     scope.insert(store_names.getAsString());
   } else if (store_names.isStringSequence()) {
     for (const String& name : store_names.getAsStringSequence())
       scope.insert(name);
-  } else if (store_names.isDOMStringList()) {
-    const Vector<String>& list = *store_names.getAsDOMStringList();
-    for (const String& name : list)
-      scope.insert(name);
   } else {
     NOTREACHED();
   }
 
   if (version_change_transaction_) {
     exception_state.ThrowDOMException(
         kInvalidStateError, "A version change transaction is running.");
     return nullptr;
   }
 
@@ skipping 216 matching lines @@
 
 void IDBDatabase::RecordApiCallsHistogram(IndexedDatabaseMethods method) {
   DEFINE_THREAD_SAFE_STATIC_LOCAL(
       EnumerationHistogram, api_calls_histogram,
       new EnumerationHistogram("WebCore.IndexedDB.FrontEndAPICalls",
                                kIDBMethodsMax));
   api_calls_histogram.Count(method);
 }
 
 }  // namespace blink