Fixed to address code review. No functional changes.

llvm-svn: 86634
diff --git a/llvm/lib/Target/ARM/ARMSubtarget.cpp b/llvm/lib/Target/ARM/ARMSubtarget.cpp
index 5af95c3..dc81328 100644
--- a/llvm/lib/Target/ARM/ARMSubtarget.cpp
+++ b/llvm/lib/Target/ARM/ARMSubtarget.cpp
@@ -16,6 +16,7 @@
 #include "llvm/GlobalValue.h"
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Support/CommandLine.h"
+#include "llvm/ADT/SmallVector.h"
 using namespace llvm;
 
 static cl::opt<bool>
@@ -159,3 +160,13 @@
 
   return false;
 }
+
+bool ARMSubtarget::enablePostRAScheduler(
+           CodeGenOpt::Level OptLevel,
+           TargetSubtarget::AntiDepBreakMode& Mode,
+           ExcludedRCVector& ExcludedRCs) const {
+  Mode = TargetSubtarget::ANTIDEP_CRITICAL;
+  ExcludedRCs.clear();
+  ExcludedRCs.push_back(&ARM::GPRRegClass);
+  return PostRAScheduler && OptLevel >= CodeGenOpt::Default;
+}