Don't #include DerivedTypes.h from TargetData.h.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71468 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index bf562b5..c8d0a0b 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -32,6 +32,7 @@
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Support/CommandLine.h"
+#include "llvm/DerivedTypes.h"
 using namespace llvm;
 
 static cl::opt<bool> EnablePPCPreinc("enable-ppc-preinc",