Restore ManagedStatic.h in Parallel.cpp.

Restore Error.h in InitLLVM.cpp.

Author: kazutakahirata

llvm/lib/Support/InitLLVM.cpp

@@ -8,6 +8,7 @@
 
 #include "llvm/Support/InitLLVM.h"
 #include "llvm/ADT/StringRef.h"
+#include "llvm/Support/Error.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/Signals.h"

llvm/lib/Support/Parallel.cpp

@@ -8,6 +8,7 @@
 
 #include "llvm/Support/Parallel.h"
 #include "llvm/Config/llvm-config.h"
+#include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/Threading.h"
 
 #include <atomic>