[turbofan] Change End to take a variable number of inputs.

test/cctest/compiler/test-js-constant-cache.cc

Index: test/cctest/compiler/test-js-constant-cache.cc
diff --git a/test/cctest/compiler/test-js-constant-cache.cc b/test/cctest/compiler/test-js-constant-cache.cc
index 630f911c5e0132f49b073bbf5135f168c785b1d8..fa2614cd14702b2a867efc60f707727f6a223a8e 100644
--- a/test/cctest/compiler/test-js-constant-cache.cc
+++ b/test/cctest/compiler/test-js-constant-cache.cc
@@ -41,7 +41,7 @@ class JSConstantCacheTester : public HandleAndZoneScope,
         JSGraph(main_isolate(), &main_graph_, &main_common_, &main_javascript_,
                 &main_machine_) {
     main_graph_.SetStart(main_graph_.NewNode(common()->Start(0)));
-    main_graph_.SetEnd(main_graph_.NewNode(common()->End()));
+    main_graph_.SetEnd(main_graph_.NewNode(common()->End(1)));
     main_typer_.Run();
   }