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/Analysis/Trace.cpp b/lib/Analysis/Trace.cpp
index d045755..a0aa955 100644
--- a/lib/Analysis/Trace.cpp
+++ b/lib/Analysis/Trace.cpp
@@ -25,14 +25,13 @@
   return getEntryBasicBlock()->getParent();
 }
 
-
 Module *Trace::getModule() const {
   return getFunction()->getParent();
 }
 
 /// print - Write trace to output stream.
 ///
-void Trace::print(llvm_ostream &O) const {
+void Trace::print(OStream &O) const {
   Function *F = getFunction ();
   O << "; Trace from function " << F->getName() << ", blocks:\n";
   for (const_iterator i = begin(), e = end(); i != e; ++i) {
@@ -48,5 +47,5 @@
 /// output stream.
 ///
 void Trace::dump() const {
-  print(llvm_cerr);
+  print(cerr);
 }