pull mipmap class into its own (private) header

gyp/core.gypi

 # Include this gypi to include all 'core' files
 # The parent gyp/gypi file must define
 #       'skia_src_path'     e.g. skia/trunk/src
 #       'skia_include_path' e.g. skia/trunk/include
 #
 # The skia build defines these in common_variables.gypi
 #
 {
     'sources': [
         '<(skia_src_path)/core/ARGB32_Clamp_Bilinear_BitmapShader.h',
@@ skipping 89 matching lines @@
         '<(skia_src_path)/core/SkImageFilterUtils.cpp',
         '<(skia_src_path)/core/SkLineClipper.cpp',
         '<(skia_src_path)/core/SkMallocPixelRef.cpp',
         '<(skia_src_path)/core/SkMask.cpp',
         '<(skia_src_path)/core/SkMaskFilter.cpp',
         '<(skia_src_path)/core/SkMaskGamma.cpp',
         '<(skia_src_path)/core/SkMaskGamma.h',
         '<(skia_src_path)/core/SkMath.cpp',
         '<(skia_src_path)/core/SkMatrix.cpp',
         '<(skia_src_path)/core/SkMetaData.cpp',
+        '<(skia_src_path)/core/SkMipMap.cpp',

[tfarina, 2013/07/18 21:01:26]

also add:
'<(skia_src_path)/core/SkMipMap.h',

         '<(skia_src_path)/core/SkOrderedReadBuffer.cpp',
         '<(skia_src_path)/core/SkOrderedWriteBuffer.cpp',
         '<(skia_src_path)/core/SkPackBits.cpp',
         '<(skia_src_path)/core/SkPaint.cpp',
         '<(skia_src_path)/core/SkPaintPriv.cpp',
         '<(skia_src_path)/core/SkPaintPriv.h',
         '<(skia_src_path)/core/SkPath.cpp',
         '<(skia_src_path)/core/SkPathEffect.cpp',
         '<(skia_src_path)/core/SkPathHeap.cpp',
         '<(skia_src_path)/core/SkPathHeap.h',
@@ skipping 242 matching lines @@
         '<(skia_src_path)/pathops/SkQuarticRoot.h',
         '<(skia_src_path)/pathops/SkReduceOrder.h',
     ],
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: