Make a variable static.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@109438 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/examples/PrintFunctionNames/PrintFunctionNames.cpp b/examples/PrintFunctionNames/PrintFunctionNames.cpp
index 397cf84..e94b0ed 100644
--- a/examples/PrintFunctionNames/PrintFunctionNames.cpp
+++ b/examples/PrintFunctionNames/PrintFunctionNames.cpp
@@ -53,5 +53,5 @@
 
 }
 
-FrontendPluginRegistry::Add<PrintFunctionNamesAction>
+static FrontendPluginRegistry::Add<PrintFunctionNamesAction>
 X("print-fns", "print function names");