Remove UnusedParam.h

Source/platform/mac/WebFontCache.mm

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer. 
@@ skipping 15 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #import "config.h"
 #import "platform/mac/WebFontCache.h"
 
 #import <AppKit/AppKit.h>
 #import <Foundation/Foundation.h>
 #import <math.h>
-#import <wtf/UnusedParam.h>
-
 
 #define SYNTHESIZED_FONT_TRAITS (NSBoldFontMask | NSItalicFontMask)
 
 #define IMPORTANT_FONT_TRAITS (0 \
     | NSCompressedFontMask \
     | NSCondensedFontMask \
     | NSExpandedFontMask \
     | NSItalicFontMask \
     | NSNarrowFontMask \
     | NSPosterFontMask \
@@ skipping 180 matching lines @@
     return [self internalFontWithFamily:desiredFamily traits:desiredTraits weight:desiredWeight size:size];
 }
 
 + (NSFont *)fontWithFamily:(NSString *)desiredFamily traits:(NSFontTraitMask)desiredTraits size:(float)size
 {
     int desiredWeight = (desiredTraits & NSBoldFontMask) ? 9 : 5;
     return [self fontWithFamily:desiredFamily traits:desiredTraits weight:desiredWeight size:size];
 }
 
 @end