Update BaseBindRewriters to convert base::Bind to base::BindOnce

tools/clang/base_bind_rewriters/tests/callback-temporary-converted-to-once-callback-expected.cc

+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "callback.h"
+
+void Foo(base::OnceClosure) {}
+
+void Test() {
+  base::OnceClosure cb = base::BindOnce([] {});
+  Foo(base::BindOnce([] {}));
+
+  using namespace base;
+
+  OnceClosure cb2 = BindOnce([] {});
+  Foo(BindOnce([] {}));
+
+  Closure cb3 = base::Bind([] {});
+}