Remove UnusedParam.h

Source/platform/fonts/harfbuzz/FontPlatformDataHarfBuzz.cpp

 /*
  * Copyright (c) 2006, 2007, 2008, 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 165 matching lines @@
     return *this;
 }
 
 #ifndef NDEBUG
 String FontPlatformData::description() const
 {
     return String();
 }
 #endif
 
-void FontPlatformData::setupPaint(SkPaint* paint, GraphicsContext* context) const
+void FontPlatformData::setupPaint(SkPaint* paint, GraphicsContext*) const
 {
-    UNUSED_PARAM(context);
     paint->setAntiAlias(m_style.useAntiAlias);
     paint->setHinting(static_cast<SkPaint::Hinting>(m_style.hintStyle));
     paint->setEmbeddedBitmapText(m_style.useBitmaps);
     paint->setAutohinted(m_style.useAutoHint);
     if (m_style.useAntiAlias)
         paint->setLCDRenderText(m_style.useSubpixelRendering);
 
     // TestRunner specifically toggles the subpixel positioning flag.
     if (RuntimeEnabledFeatures::subpixelFontScalingEnabled() && !isRunningLayoutTest())
         paint->setSubpixelText(true);
@@ skipping 94 matching lines @@
     if (m_style.useSubpixelRendering == FontRenderStyle::NoPreference)
         m_style.useSubpixelRendering = useSkiaSubpixelRendering;
 
     // TestRunner specifically toggles the subpixel positioning flag.
     if (m_style.useSubpixelPositioning == FontRenderStyle::NoPreference
         || isRunningLayoutTest())
         m_style.useSubpixelPositioning = useSkiaSubpixelPositioning;
 }
 
 } // namespace WebCore