remove reference to (deleted) SkKernel33MaskFilter

gyp/effects.gypi

 # Include this gypi to include all 'effects' 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)/effects/Sk1DPathEffect.cpp',
@@ skipping 83 matching lines @@
     '<(skia_include_path)/effects/SkColorMatrixFilter.h',
     '<(skia_include_path)/effects/SkColorFilterImageFilter.h',
     '<(skia_include_path)/effects/SkCornerPathEffect.h',
     '<(skia_include_path)/effects/SkDashPathEffect.h',
     '<(skia_include_path)/effects/SkDiscretePathEffect.h',
     '<(skia_include_path)/effects/SkDisplacementMapEffect.h',
     '<(skia_include_path)/effects/SkDrawExtraPathEffect.h',
     '<(skia_include_path)/effects/SkDropShadowImageFilter.h',
     '<(skia_include_path)/effects/SkEmbossMaskFilter.h',
     '<(skia_include_path)/effects/SkGradientShader.h',
-    '<(skia_include_path)/effects/SkKernel33MaskFilter.h',
     '<(skia_include_path)/effects/SkLayerDrawLooper.h',
     '<(skia_include_path)/effects/SkLayerRasterizer.h',
     '<(skia_include_path)/effects/SkLerpXfermode.h',
     '<(skia_include_path)/effects/SkLightingImageFilter.h',
     '<(skia_include_path)/effects/SkLumaColorFilter.h',
     '<(skia_include_path)/effects/SkOffsetImageFilter.h',
     '<(skia_include_path)/effects/SkMorphologyImageFilter.h',
     '<(skia_include_path)/effects/SkPaintFlagsDrawFilter.h',
     '<(skia_include_path)/effects/SkPerlinNoiseShader.h',
     '<(skia_include_path)/effects/SkPixelXorXfermode.h',
     '<(skia_include_path)/effects/SkPorterDuff.h',
     '<(skia_include_path)/effects/SkRectShaderImageFilter.h',
     '<(skia_include_path)/effects/SkStippleMaskFilter.h',
     '<(skia_include_path)/effects/SkTableColorFilter.h',
     '<(skia_include_path)/effects/SkTableMaskFilter.h',
     '<(skia_include_path)/effects/SkTileImageFilter.h',
     '<(skia_include_path)/effects/SkTransparentShader.h',
     '<(skia_include_path)/effects/SkMagnifierImageFilter.h',
   ],
 }