1 files changed, 5 insertions, 6 deletions

diff --git a/source/Expression/ExpressionVariable.cpp b/source/Expression/ExpressionVariable.cpp
index bce9a87bfb47..97305dcf5a02 100644
--- a/source/Expression/ExpressionVariable.cpp
+++ b/source/Expression/ExpressionVariable.cpp
@@ -1,9 +1,8 @@
 //===-- ExpressionVariable.cpp ----------------------------------*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 
@@ -26,12 +25,12 @@ uint8_t *ExpressionVariable::GetValueBytes() {
     return const_cast<uint8_t *>(
         m_frozen_sp->GetDataExtractor().GetDataStart());
   }
-  return NULL;
+  return nullptr;
 }
 
 PersistentExpressionState::~PersistentExpressionState() {}
 
-lldb::addr_t PersistentExpressionState::LookupSymbol(const ConstString &name) {
+lldb::addr_t PersistentExpressionState::LookupSymbol(ConstString name) {
   SymbolMap::iterator si = m_symbol_map.find(name.GetCString());
 
   if (si != m_symbol_map.end())