Remove CSS_SHADERS compile-time flag.

Source/WebCore/css/WebKitCSSShaderValue.cpp

 /*
  * 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 11 matching lines @@
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * 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.
  */
 
 #include "config.h"
 
-#if ENABLE(CSS_SHADERS)
 #include "WebKitCSSShaderValue.h"
 
 #include "CSSParser.h"
 #include "CachedResourceLoader.h"
 #include "CachedResourceRequest.h"
 #include "CachedResourceRequestInitiators.h"
 #include "Document.h"
 #include "KURL.h"
 #include "StyleCachedShader.h"
 #include "StylePendingShader.h"
@@ skipping 62 matching lines @@
 
 void WebKitCSSShaderValue::reportDescendantMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
 {
     MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CSS);
     info.addMember(m_url, "url");
     info.addMember(m_format, "format");
 }
     
 } // namespace WebCore
 
-#endif // ENABLE(CSS_SHADERS)