Move scoped_ole_initializer.h to ui/base/win and clean up ole initialization/uninitialization.

ui/base/win/scoped_ole_initializer.cc

Index: ui/base/win/scoped_ole_initializer.cc
diff --git a/ui/base/win/scoped_ole_initializer.cc b/ui/base/win/scoped_ole_initializer.cc
new file mode 100644
index 0000000000000000000000000000000000000000..8dab498eb0f713a28a67c575ee97ed1f6acaace0
--- /dev/null
+++ b/ui/base/win/scoped_ole_initializer.cc
@@ -0,0 +1,22 @@
+// Copyright (c) 2012 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 "ui/base/win/scoped_ole_initializer.h"
+
+#include <ole2.h>
+
+#include "base/logging.h"
+
+namespace ui {
+
+ScopedOleInitializer::ScopedOleInitializer() {
+  HRESULT result = OleInitialize(NULL);
+  DCHECK(SUCCEEDED(result));
+}
+
+ScopedOleInitializer::~ScopedOleInitializer() {
+  OleUninitialize();
+}
+
+}  // namespace ui