Relocating files in the nacl repo that belong in chrome.

ppapi/native_client/src/untrusted/nacl_ppapi_util/nacl_ppapi_util.cc

+/*
+ * Copyright (c) 2011 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 "native_client/src/untrusted/nacl_ppapi_util/nacl_ppapi_util.h"
+
+// TODO(bsy): move weak_ref module to the shared directory
+#include "native_client/src/trusted/weak_ref/weak_ref.h"
+#include "native_client/src/trusted/weak_ref/call_on_main_thread.h"
+
+
+namespace nacl_ppapi {
+
+static VoidResult kVoidResult;
+VoidResult *const g_void_result = &kVoidResult;
+
+NaClPpapiPluginInstance::NaClPpapiPluginInstance(PP_Instance instance)
+    : pp::Instance(instance) {
+  anchor_ = new nacl::WeakRefAnchor();
+}
+
+NaClPpapiPluginInstance::~NaClPpapiPluginInstance() {
+  anchor_->Abandon();
+  anchor_->Unref();
+}
+
+}  // namespace nacl_ppapi