Reorder includes in Target backends to following coding standards. Remove some superfluous forward declarations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152997 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCAsmPrinter.cpp b/lib/Target/PowerPC/PPCAsmPrinter.cpp
index 591ae02..4abb469 100644
--- a/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -20,6 +20,7 @@
 #include "PPC.h"
 #include "PPCTargetMachine.h"
 #include "PPCSubtarget.h"
+#include "InstPrinter/PPCInstPrinter.h"
 #include "MCTargetDesc/PPCPredicates.h"
 #include "llvm/Analysis/DebugInfo.h"
 #include "llvm/Constants.h"
@@ -53,7 +54,6 @@
 #include "llvm/Support/ELF.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/SmallString.h"
-#include "InstPrinter/PPCInstPrinter.h"
 using namespace llvm;
 
 namespace {