Use llvm::sys::fs::createTemporaryFile.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@185717 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Frontend/AnalysisConsumer.cpp b/lib/StaticAnalyzer/Frontend/AnalysisConsumer.cpp
index 13f75b9..64ba5f6 100644
--- a/lib/StaticAnalyzer/Frontend/AnalysisConsumer.cpp
+++ b/lib/StaticAnalyzer/Frontend/AnalysisConsumer.cpp
@@ -700,7 +700,7 @@
 static ExplodedNode::Auditor* CreateUbiViz() {
   SmallString<128> P;
   int FD;
-  llvm::sys::fs::unique_file("llvm_ubi-%%%%%%", FD, P);
+  llvm::sys::fs::createTemporaryFile("llvm_ubi", "", FD, P);
   llvm::errs() << "Writing '" << P.str() << "'.\n";
 
   OwningPtr<llvm::raw_fd_ostream> Stream;