Remove CSS_SHADERS compile-time flag.

Source/WebCore/rendering/style/StyleCachedShader.h

 /*
  * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above
  *    copyright notice, this list of conditions and the following
  *    disclaimer.
@@ skipping 12 matching lines @@
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
 
 #ifndef StyleCachedShader_h
 #define StyleCachedShader_h
 
-#if ENABLE(CSS_SHADERS)
-
 #include "CachedResourceHandle.h"
 #include "StyleShader.h"
 
 namespace WebCore {
 
 class CachedShader;
 
 class StyleCachedShader : public StyleShader {
 public:
     // FIXME: Keep a reference to the actual CachedShader in this class.
     static PassRefPtr<StyleCachedShader> create(CachedShader* shader) { return adoptRef(new StyleCachedShader(shader)); }
     
     virtual PassRefPtr<CSSValue> cssValue() const;
     
     virtual CachedShader* cachedShader() const { return m_shader.get(); }
     
 private:
     StyleCachedShader(CachedShader*);
     
     CachedResourceHandle<CachedShader> m_shader;
 };
 
 }
-#endif // ENABLE(CSS_SHADERS)
 
 #endif // StyleCachedShader_h