Nuke PowerPCInstrFormats.h, its contents are dead.  Remove the definitions
from the .td file that correspond to it

llvm-svn: 23736
diff --git a/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp b/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp
index 5bae7c9..3cca362 100644
--- a/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp
+++ b/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp
@@ -15,7 +15,7 @@
 
 #include "PowerPC.h"
 #include "PowerPCInstrBuilder.h"
-#include "PowerPCInstrInfo.h"
+#include "PPC32InstrInfo.h"
 #include "PPC32TargetMachine.h"
 #include "PPC32ISelLowering.h"
 #include "llvm/Constants.h"