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. ;-)

llvm-svn: 79813
diff --git a/llvm/lib/CodeGen/MachineVerifier.cpp b/llvm/lib/CodeGen/MachineVerifier.cpp
index 0eb0535..1d7000c 100644
--- a/llvm/lib/CodeGen/MachineVerifier.cpp
+++ b/llvm/lib/CodeGen/MachineVerifier.cpp
@@ -254,7 +254,7 @@
   assert(MI);
   report(msg, MI->getParent());
   *OS << "- instruction: ";
-  MI->print(OS, TM);
+  MI->print(*OS, TM);
 }
 
 void