Remove unused WebRuntimeFeatures::enableStableFeatures

Source/web/WebRuntimeFeatures.cpp

 /*
  * Copyright (C) 2013 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 20 matching lines @@
 #include "config.h"
 #include "WebRuntimeFeatures.h"
 
 #include "RuntimeEnabledFeatures.h"
 #include "WebMediaPlayerClientImpl.h"
 
 using namespace WebCore;
 
 namespace blink {
 
-void WebRuntimeFeatures::enableStableFeatures(bool enable)
-{
-    // FIXME: This entire method should be removed once it is no longer called by Chromium.
-    ASSERT(enable);
-}
-
 void WebRuntimeFeatures::enableExperimentalFeatures(bool enable)
 {
     RuntimeEnabledFeatures::setExperimentalFeaturesEnabled(enable);
 }
 
 void WebRuntimeFeatures::enableBleedingEdgeFastPaths(bool enable)
 {
     ASSERT(enable);
     RuntimeEnabledFeatures::setBleedingEdgeFastPathsEnabled(enable);
     RuntimeEnabledFeatures::setSubpixelFontScalingEnabled(enable || RuntimeEnabledFeatures::subpixelFontScalingEnabled());
@@ skipping 229 matching lines @@
 {
     RuntimeEnabledFeatures::setExperimentalWebSocketEnabled(enable);
 }
 
 void WebRuntimeFeatures::enableTargetedStyleRecalc(bool enable)
 {
     RuntimeEnabledFeatures::setTargetedStyleRecalcEnabled(enable);
 }
 
 } // namespace blink