Initial error handling code

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 148 matching lines @@
         '<(skia_src_path)/core/SkScalar.cpp',
         '<(skia_src_path)/core/SkScalerContext.cpp',
         '<(skia_src_path)/core/SkScalerContext.h',
         '<(skia_src_path)/core/SkScan.cpp',
         '<(skia_src_path)/core/SkScan.h',
         '<(skia_src_path)/core/SkScanPriv.h',
         '<(skia_src_path)/core/SkScan_AntiPath.cpp',
         '<(skia_src_path)/core/SkScan_Antihair.cpp',
         '<(skia_src_path)/core/SkScan_Hairline.cpp',
         '<(skia_src_path)/core/SkScan_Path.cpp',
+        '<(skia_src_path)/core/SkValidatingReadBuffer.cpp',
         '<(skia_src_path)/core/SkShader.cpp',
         '<(skia_src_path)/core/SkSpriteBlitter_ARGB32.cpp',
         '<(skia_src_path)/core/SkSpriteBlitter_RGB16.cpp',
         '<(skia_src_path)/core/SkSinTable.h',
         '<(skia_src_path)/core/SkSpriteBlitter.h',
         '<(skia_src_path)/core/SkSpriteBlitterTemplate.h',
         '<(skia_src_path)/core/SkStream.cpp',
         '<(skia_src_path)/core/SkString.cpp',
         '<(skia_src_path)/core/SkStringUtils.cpp',
         '<(skia_src_path)/core/SkStroke.h',
@@ skipping 196 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: