Allow DOUT to be used outside of the llvm namespace.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37753 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/Support/Debug.h b/include/llvm/Support/Debug.h
index 6c7590e..cbfaf15 100644
--- a/include/llvm/Support/Debug.h
+++ b/include/llvm/Support/Debug.h
@@ -68,9 +68,9 @@
 OStream &getErrorOutputStream(const char *DebugType);
 
 #ifdef NDEBUG
-#define DOUT OStream(0)
+#define DOUT llvm::OStream(0)
 #else
-#define DOUT getErrorOutputStream(DEBUG_TYPE)
+#define DOUT llvm::getErrorOutputStream(DEBUG_TYPE)
 #endif
 
 } // End llvm namespace