Using Enum in place of bool for better code readability

Source/core/css/CSSComputedStyleDeclaration.h

 /*
  * Copyright (C) 2004 Zack Rusin <zack@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  * 02110-1301  USA
  */
 
 #ifndef CSSComputedStyleDeclaration_h
 #define CSSComputedStyleDeclaration_h
 
 #include "core/css/CSSStyleDeclaration.h"
 #include "core/rendering/style/RenderStyleConstants.h"
+#include "platform/fonts/FixedPitchFontType.h"
 #include "wtf/HashMap.h"
 #include "wtf/RefPtr.h"
 #include "wtf/text/AtomicString.h"
 #include "wtf/text/AtomicStringHash.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 class CSSPrimitiveValue;
 class CSSValueList;
@@ skipping 24 matching lines @@
     virtual void deref() OVERRIDE;
 #endif
 
     String getPropertyValue(CSSPropertyID) const;
     bool getPropertyPriority(CSSPropertyID) const;
 
     virtual PassRefPtrWillBeRawPtr<MutableStylePropertySet> copyProperties() const OVERRIDE;
 
     PassRefPtrWillBeRawPtr<CSSValue> getPropertyCSSValue(CSSPropertyID, EUpdateLayout = UpdateLayout) const;
     PassRefPtrWillBeRawPtr<CSSValue> getFontSizeCSSValuePreferringKeyword() const;
-    bool useFixedFontDefaultSize() const;
+    FixedPitchFontType fixedPitchFontType() const;
     PassRefPtrWillBeRawPtr<CSSValue> getSVGPropertyCSSValue(CSSPropertyID, EUpdateLayout) const;
 
     PassRefPtrWillBeRawPtr<MutableStylePropertySet> copyPropertiesInSet(const Vector<CSSPropertyID>&) const;
 
     virtual void trace(Visitor*) OVERRIDE;
 
 private:
     CSSComputedStyleDeclaration(PassRefPtrWillBeRawPtr<Node>, bool allowVisitedStyle, const String&);
 
     // The styled node is either the node passed into getComputedStyle, or the
@@ skipping 39 matching lines @@
     PseudoId m_pseudoElementSpecifier;
     bool m_allowVisitedStyle;
 #if !ENABLE(OILPAN)
     unsigned m_refCount;
 #endif
 };
 
 } // namespace WebCore
 
 #endif // CSSComputedStyleDeclaration_h