Release build: guard dump functions with "ifndef NDEBUG"

No functional change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163344 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/Trace.cpp b/lib/Analysis/Trace.cpp
index ff5010b..dbb9535 100644
--- a/lib/Analysis/Trace.cpp
+++ b/lib/Analysis/Trace.cpp
@@ -43,9 +43,11 @@
   O << "; Trace parent function: \n" << *F;
 }
 
+#ifndef NDEBUG
 /// dump - Debugger convenience method; writes trace to standard error
 /// output stream.
 ///
 void Trace::dump() const {
   print(dbgs());
 }
+#endif