[turbofan] Fix various bailout points for AstGraphBuilder.

test/mjsunit/compiler/deopt-accessors7.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
+
+var o = {v:1};
+var deopt = false;
+Object.defineProperty(o, "x", {
+  get: function() {
+    if (deopt) %DeoptimizeFunction(foo);
+    return 1;
+  }
+});
+
+function bar(x, y, z) {
+  return x + z;
+}
+
+function foo(o, x) {
+  return bar(1, (o[x], 2), 3);
+}
+
+assertEquals(4, foo(o, "v"));
+assertEquals(4, foo(o, "v"));
+assertEquals(4, foo(o, "x"));
+assertEquals(4, foo(o, "x"));
+%OptimizeFunctionOnNextCall(foo);
+deopt = true;
+assertEquals(4, foo(o, "x"));