Simplify media controls CSS

Source/core/rendering/RenderThemeChromiumSkia.cpp

 /*
  * Copyright (C) 2007 Apple Inc.
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2008 Collabora Ltd.
  * Copyright (C) 2008, 2009 Google Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 62 matching lines @@
         String(themeWinUserAgentStyleSheet, sizeof(themeWinUserAgentStyleSheet)) +
         String(themeChromiumSkiaUserAgentStyleSheet, sizeof(themeChromiumSkiaUserAgentStyleSheet)) +
         String(themeChromiumUserAgentStyleSheet, sizeof(themeChromiumUserAgentStyleSheet));
 }
 
 String RenderThemeChromiumSkia::extraQuirksStyleSheet()
 {
     return String(themeWinQuirksUserAgentStyleSheet, sizeof(themeWinQuirksUserAgentStyleSheet));
 }
 
-String RenderThemeChromiumSkia::extraMediaControlsStyleSheet()
-{
-    return String(mediaControlsChromiumUserAgentStyleSheet, sizeof(mediaControlsChromiumUserAgentStyleSheet));
-}
-
 bool RenderThemeChromiumSkia::supportsHover(const RenderStyle* style) const
 {
     return true;
 }
 
 bool RenderThemeChromiumSkia::supportsFocusRing(const RenderStyle* style) const
 {
     // This causes WebKit to draw the focus rings for us.
     return false;
 }
@@ skipping 385 matching lines @@
 }
 
 RenderThemeChromiumSkia::DirectionFlippingScope::~DirectionFlippingScope()
 {
     if (!m_needsFlipping)
         return;
     m_paintInfo.context->restore();
 }
 
 } // namespace WebCore