Remove unnecessary ASTContext parameter from FunctionDecl::isBuiltinID

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@81590 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/GRExprEngine.cpp b/lib/Analysis/GRExprEngine.cpp
index c4ca0ea..8214199 100644
--- a/lib/Analysis/GRExprEngine.cpp
+++ b/lib/Analysis/GRExprEngine.cpp
@@ -1537,7 +1537,7 @@
   if (!FD)
     return false;
 
-  unsigned id = FD->getBuiltinID(getContext());
+  unsigned id = FD->getBuiltinID();
   if (!id)
     return false;