remove various std::ostream version of printing methods from
MachineInstr and MachineOperand.  This required eliminating a
bunch of stuff that was using DOUT, I hope that bill doesn't
mind me stealing his fun. ;-)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79813 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LiveVariables.cpp b/lib/CodeGen/LiveVariables.cpp
index 2034566..626a76e 100644
--- a/lib/CodeGen/LiveVariables.cpp
+++ b/lib/CodeGen/LiveVariables.cpp
@@ -52,17 +52,17 @@
 }
 
 void LiveVariables::VarInfo::dump() const {
-  cerr << "  Alive in blocks: ";
+  errs() << "  Alive in blocks: ";
   for (SparseBitVector<>::iterator I = AliveBlocks.begin(),
            E = AliveBlocks.end(); I != E; ++I)
-    cerr << *I << ", ";
-  cerr << "\n  Killed by:";
+    errs() << *I << ", ";
+  errs() << "\n  Killed by:";
   if (Kills.empty())
-    cerr << " No instructions.\n";
+    errs() << " No instructions.\n";
   else {
     for (unsigned i = 0, e = Kills.size(); i != e; ++i)
-      cerr << "\n    #" << i << ": " << *Kills[i];
-    cerr << "\n";
+      errs() << "\n    #" << i << ": " << *Kills[i];
+    errs() << "\n";
   }
 }