Add a #include to resolve IntegerType class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33384 91177308-0d34-0410-b5e6-96231b3b80d8

examples/HowToUseJIT/HowToUseJIT.cpp

@@ -36,7 +36,7 @@
 
 #include "llvm/Module.h"
 #include "llvm/Constants.h"
-#include "llvm/Type.h"
+#include "llvm/DerivedTypes.h"
 #include "llvm/Instructions.h"
 #include "llvm/ModuleProvider.h"
 #include "llvm/ExecutionEngine/JIT.h"