[turbofan] Make sure an inlined call is not resurrected and inlined again.

src/compiler/js-inlining-heuristic.cc

Index: src/compiler/js-inlining-heuristic.cc
diff --git a/src/compiler/js-inlining-heuristic.cc b/src/compiler/js-inlining-heuristic.cc
index d86f8b62effe58fd031ecc79ac71149299352e68..9774de28e5f23911e4e1ac1950ce63060fbe73e4 100644
--- a/src/compiler/js-inlining-heuristic.cc
+++ b/src/compiler/js-inlining-heuristic.cc
@@ -270,6 +270,9 @@ Reduction JSInliningHeuristic::InlineCandidate(Candidate const& candidate) {
     Node* node = calls[i];
     Reduction const reduction = inliner_.ReduceJSCall(node);
     if (reduction.Changed()) {
+      // Killing the call node is not strictly necessary, but it is safer to
+      // make sure we do not resurrect the node.
+      node->Kill();
       cumulative_count_ += function->shared()->ast_node_count();
     }
   }