move SK_MMAP_SUPPORT into SkPreConfig, so we can know about its availability

trunk/src/ports/SkFontHost_ascender.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SkScalerContext.h"
 #include "SkBitmap.h"
 #include "SkCanvas.h"
 #include "SkDescriptor.h"
 #include "SkFDot6.h"
 #include "SkFontHost.h"
 #include "SkMask.h"
 #include "SkStream.h"
 #include "SkString.h"
 #include "SkThread.h"
 #include "SkTemplates.h"
 
 #include <acaapi.h>
 
 //////////////////////////////////////////////////////////////////////////
 
-#include "SkMMapStream.h"
-
 class SkScalerContext_Ascender : public SkScalerContext {
 public:
     SkScalerContext_Ascender(const SkDescriptor* desc);
     virtual ~SkScalerContext_Ascender();
 
 protected:
     virtual unsigned generateGlyphCount();
     virtual uint16_t generateCharToGlyph(SkUnichar uni);
     virtual void generateMetrics(SkGlyph* glyph);
     virtual void generateImage(const SkGlyph& glyph);
@@ skipping 184 matching lines @@
     }
 }
 
 ////////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////
 
 SkScalerContext* SkFontHost::CreateScalerContext(const SkDescriptor* desc)
 {
     return SkNEW_ARGS(SkScalerContext_Ascender, (desc));
 }