[turbofan] Fix broken effect chain for instanceof.

BUG=chromium:667689
R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2518313002
Cr-Commit-Position: refs/heads/master@{#41169}

src/compiler/js-native-context-specialization.cc

@@ -153,6 +153,7 @@ Reduction JSNativeContextSpecialization::ReduceJSInstanceOf(Node* node) {
     node->InsertInput(graph()->zone(), 0, target);
     node->ReplaceInput(1, constructor);
     node->ReplaceInput(2, object);
+    node->ReplaceInput(5, effect);
     NodeProperties::ChangeOp(
         node,
         javascript()->CallFunction(3, 0.0f, VectorSlotPair(),

test/mjsunit/regress/regress-crbug-667689.js

+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+function foo() {}
+foo.__defineGetter__(undefined, function() {})
+
+function bar() {}
+function baz(x) { return x instanceof bar };
+%OptimizeFunctionOnNextCall(baz);
+baz();
+Object.setPrototypeOf(bar, null);
+bar[Symbol.hasInstance] = function() { return true };
+assertTrue(baz());