Changed llvm_ostream et all to OStream. llvm_cerr, llvm_cout, llvm_null, are
now cerr, cout, and NullStream resp.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32298 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp
index 186072c..79d3b64 100644
--- a/lib/CodeGen/VirtRegMap.cpp
+++ b/lib/CodeGen/VirtRegMap.cpp
@@ -112,11 +112,11 @@
 }
 
 void VirtRegMap::print(std::ostream &OS) const {
-  llvm_ostream LOS(OS);
+  OStream LOS(OS);
   print(LOS);
 }
 
-void VirtRegMap::print(llvm_ostream &OS) const {
+void VirtRegMap::print(OStream &OS) const {
   const MRegisterInfo* MRI = MF.getTarget().getRegisterInfo();
 
   OS << "********** REGISTER MAP **********\n";
@@ -135,7 +135,7 @@
 }
 
 void VirtRegMap::dump() const {
-  llvm_ostream OS = DOUT;
+  OStream OS = DOUT;
   print(OS);
 }