Add an AST node for __leave statements, hook it up.

Codegen is still missing (and I won't work on that), but __leave is now
as implemented as __try and friends.

llvm-svn: 212425
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index f562ed6..f666be7 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -214,6 +214,10 @@
   VisitStmt(S);
 }
 
+void StmtProfiler::VisitSEHLeaveStmt(const SEHLeaveStmt *S) {
+  VisitStmt(S);
+}
+
 void StmtProfiler::VisitCapturedStmt(const CapturedStmt *S) {
   VisitStmt(S);
 }