In preparation for moving ARM's TargetRegisterInfo to the TargetMachine
merge Thumb1RegisterInfo and Thumb2RegisterInfo. This will enable
us to match the TargetMachine for our TargetRegisterInfo classes.

llvm-svn: 232117
diff --git a/llvm/lib/Target/ARM/Thumb1FrameLowering.h b/llvm/lib/Target/ARM/Thumb1FrameLowering.h
index b785b28..cf93203 100644
--- a/llvm/lib/Target/ARM/Thumb1FrameLowering.h
+++ b/llvm/lib/Target/ARM/Thumb1FrameLowering.h
@@ -16,7 +16,7 @@
 
 #include "ARMFrameLowering.h"
 #include "Thumb1InstrInfo.h"
-#include "Thumb1RegisterInfo.h"
+#include "ThumbRegisterInfo.h"
 #include "llvm/Target/TargetFrameLowering.h"
 
 namespace llvm {