DIPrinter.h - tidy implicit header dependencies. NFCI.

We don't use <string> but we do use std::unique_ptr (<memory>) and llvm::Optional<>

diff --git a/llvm/include/llvm/DebugInfo/Symbolize/DIPrinter.h b/llvm/include/llvm/DebugInfo/Symbolize/DIPrinter.h
index 8e1d849..4bb11bf 100644 (file)
--- a/llvm/include/llvm/DebugInfo/Symbolize/DIPrinter.h
+++ b/llvm/include/llvm/DebugInfo/Symbolize/DIPrinter.h
@@ -14,9 +14,10 @@
 #ifndef LLVM_DEBUGINFO_SYMBOLIZE_DIPRINTER_H
 #define LLVM_DEBUGINFO_SYMBOLIZE_DIPRINTER_H
 
+#include "llvm/ADT/Optional.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/Support/JSON.h"
-#include <string>
+#include <memory>
 #include <vector>
 
 namespace llvm {