[runtime] Initial step towards switching Execution::Call to callable.

test/cctest/compiler/test-simplified-lowering.cc

Index: test/cctest/compiler/test-simplified-lowering.cc
diff --git a/test/cctest/compiler/test-simplified-lowering.cc b/test/cctest/compiler/test-simplified-lowering.cc
index 8c6c5fd9aae2e376ef1953466415cb5667a7081c..07f51533f1da31b6248a5d93e252b5481105129b 100644
--- a/test/cctest/compiler/test-simplified-lowering.cc
+++ b/test/cctest/compiler/test-simplified-lowering.cc
@@ -82,7 +82,7 @@ class SimplifiedLoweringTester : public GraphBuilderTester<ReturnType> {
     Handle<JSFunction> fun = FunctionTester::ForMachineGraph(this->graph());
     Handle<Object>* args = NULL;
     MaybeHandle<Object> result = Execution::Call(
-        this->isolate(), fun, factory()->undefined_value(), 0, args, false);
+        this->isolate(), fun, factory()->undefined_value(), 0, args);
     return T::cast(*result.ToHandleChecked());
   }