Don't use BuiltinBug in analyzer plugin example.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137811 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/examples/analyzer-plugin/MainCallChecker.cpp b/examples/analyzer-plugin/MainCallChecker.cpp
index bf75389..a720bb9 100644
--- a/examples/analyzer-plugin/MainCallChecker.cpp
+++ b/examples/analyzer-plugin/MainCallChecker.cpp
@@ -34,7 +34,7 @@
       return;
 
     if (!BT)
-      BT.reset(new BuiltinBug("call to main"));
+      BT.reset(new BugType("call to main", "example analyzer plugin"));
 
     RangedBugReport *report = new RangedBugReport(*BT, BT->getName(), N);
     report->addRange(Callee->getSourceRange());