Refactor RenderThemeChromiumDefault

Source/core/rendering/RenderThemeChromiumLinux.cpp

Index: Source/core/rendering/RenderThemeChromiumLinux.cpp
diff --git a/Source/core/rendering/RenderThemeChromiumLinux.cpp b/Source/core/rendering/RenderThemeChromiumLinux.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..48f841833fea2f9dea52ff7b90c1eaee0472f54c
--- /dev/null
+++ b/Source/core/rendering/RenderThemeChromiumLinux.cpp
@@ -0,0 +1,29 @@
+// Copyright 2014 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 "config.h"
+#include "core/rendering/RenderThemeChromiumLinux.h"
+
+#include "core/UserAgentStyleSheets.h"
+
+namespace blink {
+
+PassRefPtr<RenderTheme> RenderThemeChromiumLinux::create()
+{
+    return adoptRef(new RenderThemeChromiumLinux());
+}
+
+RenderTheme& RenderTheme::theme()
+{
+    DEFINE_STATIC_REF(RenderTheme, renderTheme, (RenderThemeChromiumLinux::create()));
+    return *renderTheme;
+}
+
+String RenderThemeChromiumLinux::extraDefaultStyleSheet()
+{
+    return RenderThemeChromiumDefault::extraDefaultStyleSheet() +
+        String(themeChromiumLinuxCss, sizeof(themeChromiumLinuxCss));
+}
+
+} // namespace blink