Remove ENABLE_CUSTOM_ELEMENTS compile time flag

Source/WebKit/chromium/src/WebRuntimeFeatures.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 389 matching lines @@
     RuntimeEnabledFeatures::setExperimentalShadowDOMEnabled(enable);
 }
 
 bool WebRuntimeFeatures::isExperimentalShadowDOMEnabled()
 {
     return RuntimeEnabledFeatures::experimentalShadowDOMEnabled();
 }
 
 void WebRuntimeFeatures::enableCustomDOMElements(bool enable)
 {
-#if ENABLE(CUSTOM_ELEMENTS)
     RuntimeEnabledFeatures::setCustomDOMElements(enable);
-#else
-    UNUSED_PARAM(enable);
-#endif
 }
 
 bool WebRuntimeFeatures::isCustomDOMElementsEnabled()
 {
-#if ENABLE(CUSTOM_ELEMENTS)
     return RuntimeEnabledFeatures::customDOMElementsEnabled();
-#else
-    return false;
-#endif
 }
 
 
 void WebRuntimeFeatures::enableStyleScoped(bool enable)
 {
     RuntimeEnabledFeatures::setStyleScopedEnabled(enable);
 }
 
 bool WebRuntimeFeatures::isStyleScopedEnabled()
 {
@@ skipping 150 matching lines @@
 {
     RuntimeEnabledFeatures::setExperimentalWebSocketEnabled(enable);
 }
 
 bool WebRuntimeFeatures::isExperimentalWebSocketEnabled()
 {
     return RuntimeEnabledFeatures::experimentalWebSocketEnabled();
 }
 
 } // namespace WebKit