Remove REM units.

sky/engine/core/dom/StyleEngine.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
@@ skipping 70 matching lines @@
     void removeStyleSheetCandidateNode(Node*, ContainerNode* scopingNode, TreeScope&);
 
     void clearMediaQueryRuleSetStyleSheets();
     void updateActiveStyleSheets();
 
     bool ignoringPendingStylesheets() const { return m_ignorePendingStylesheets; }
 
     // FIXME(sky): Remove this and ::first-line.
     bool usesFirstLineRules() const { return false; }
 
-    bool usesRemUnits() const { return m_usesRemUnits; }
-    void setUsesRemUnit(bool b) { m_usesRemUnits = b; }
-
     void didRemoveShadowRoot(ShadowRoot*);
     void appendActiveAuthorStyleSheets();
 
     StyleResolver* resolver() const
     {
         return m_resolver.get();
     }
 
     StyleResolver& ensureResolver()
     {
@@ skipping 70 matching lines @@
 
     typedef HashMap<RawPtr<TreeScope>, OwnPtr<ShadowTreeStyleSheetCollection> > StyleSheetCollectionMap;
     StyleSheetCollectionMap m_styleSheetCollectionMap;
     typedef HashSet<RawPtr<const ScopedStyleResolver> > ScopedStyleResolverSet;
     ScopedStyleResolverSet m_scopedStyleResolvers;
 
     bool m_documentScopeDirty;
     TreeScopeSet m_dirtyTreeScopes;
     TreeScopeSet m_activeTreeScopes;
 
-    bool m_usesRemUnits;
-
     bool m_ignorePendingStylesheets;
     OwnPtr<StyleResolver> m_resolver;
 
     RefPtr<CSSFontSelector> m_fontSelector;
 
     HashMap<AtomicString, RawPtr<StyleSheetContents> > m_textToSheetCache;
     HashMap<RawPtr<StyleSheetContents>, AtomicString> m_sheetToTextCache;
 };
 
 }
 
 #endif  // SKY_ENGINE_CORE_DOM_STYLEENGINE_H_