Use smart pointer for everything

brightray/browser/win/scoped_hstring.cc

@@ -0,0 +1,28 @@
+// Copyright (c) 2015 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-CHROMIUM file.
+
+#include "browser/win/scoped_hstring.h"
+
+#include <winstring.h>
+
+ScopedHString::ScopedHString(const wchar_t* source)
+    : str_(nullptr) {
+  Set(source);
+}
+
+ScopedHString::ScopedHString() : str_(nullptr) {
+}
+
+ScopedHString::~ScopedHString() {
+  if (str_)
+    WindowsDeleteString(str_);
+}
+
+void ScopedHString::Set(const wchar_t* source) {
+  if (str_) {
+    WindowsDeleteString(str_);
+    str_ = nullptr;
+  }
+  WindowsCreateString(source, wcslen(source), &str_);
+}