Remove CSSVariables RuntimeEnabledFeatures flag (status=stable)

third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 1541 matching lines @@
             state.style()->setInsideLink(linkStatus);
 
             updateFont(state);
 
             return;
         }
         applyInheritedOnly = true;
     }
 
     // TODO(leviw): We need the proper bit for tracking whether we need to do this work.
-    if (RuntimeEnabledFeatures::cssVariablesEnabled()) {
-        applyMatchedProperties<ResolveVariables>(state, matchResult.authorRules(), false, applyInheritedOnly);
-        applyMatchedProperties<ResolveVariables>(state, matchResult.authorRules(), true, applyInheritedOnly);
-        // TODO(leviw): stop recalculating every time
-        CSSVariableResolver::resolveVariableDefinitions(state.style()->variables());
-    }
+    applyMatchedProperties<ResolveVariables>(state, matchResult.authorRules(), false, applyInheritedOnly);
+    applyMatchedProperties<ResolveVariables>(state, matchResult.authorRules(), true, applyInheritedOnly);
+    // TODO(leviw): stop recalculating every time
+    CSSVariableResolver::resolveVariableDefinitions(state.style()->variables());
 
     if (RuntimeEnabledFeatures::cssApplyAtRulesEnabled()) {
         if (cacheCustomPropertiesForApplyAtRules(state, matchResult.authorRules())) {
             applyMatchedProperties<ResolveVariables>(state, matchResult.authorRules(), false, applyInheritedOnly);
             applyMatchedProperties<ResolveVariables>(state, matchResult.authorRules(), true, applyInheritedOnly);
             CSSVariableResolver::resolveVariableDefinitions(state.style()->variables());
         }
     }
 
     // Now we have all of the matched rules in the appropriate order. Walk the rules and apply
@@ skipping 168 matching lines @@
     visitor->trace(m_siblingRuleSet);
     visitor->trace(m_uncommonAttributeRuleSet);
     visitor->trace(m_watchedSelectorsRules);
     visitor->trace(m_treeBoundaryCrossingScopes);
     visitor->trace(m_styleSharingLists);
     visitor->trace(m_pendingStyleSheets);
     visitor->trace(m_document);
 }
 
 } // namespace blink