<string> already comes in from CharUnits.h

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@91737 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/AST/CharUnits.cpp b/lib/AST/CharUnits.cpp
index 4886cffbbcc38658db9b1db89be79d87d698edcd..30935d038530a0ce0afad8e2571656251bdec82c 100644 (file)
--- a/lib/AST/CharUnits.cpp
+++ b/lib/AST/CharUnits.cpp
@@ -12,11 +12,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "clang/AST/CharUnits.h"
-
 #include "llvm/ADT/StringExtras.h"
-
-#include <string>
-
 using namespace clang;
 
 std::string CharUnits::toString() const {