Added --deepColor option to SampleApp, triggers creation of a ten-bit/channel buffer on Windows.

gyp/gpu.gypi

 # Copyright 2015 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 # Include this gypi to include all 'gpu' 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
@@ skipping 236 matching lines @@
       '<(skia_src_path)/gpu/batches/GrStencilAndCoverPathRenderer.cpp',
       '<(skia_src_path)/gpu/batches/GrStencilAndCoverPathRenderer.h',
       '<(skia_src_path)/gpu/batches/GrStencilPathBatch.h',
       '<(skia_src_path)/gpu/batches/GrTessellatingPathRenderer.cpp',
       '<(skia_src_path)/gpu/batches/GrTessellatingPathRenderer.h',
       '<(skia_src_path)/gpu/batches/GrTInstanceBatch.h',
       '<(skia_src_path)/gpu/batches/GrVertexBatch.cpp',
       '<(skia_src_path)/gpu/batches/GrVertexBatch.h',
 
       '<(skia_src_path)/gpu/effects/Gr1DKernelEffect.h',
+      '<(skia_src_path)/gpu/effects/GrColorSpaceEffect.cpp',
+      '<(skia_src_path)/gpu/effects/GrColorSpaceEffect.h',
       '<(skia_src_path)/gpu/effects/GrConfigConversionEffect.cpp',
       '<(skia_src_path)/gpu/effects/GrConfigConversionEffect.h',
       '<(skia_src_path)/gpu/effects/GrConstColorProcessor.cpp',
       '<(skia_src_path)/gpu/effects/GrCoverageSetOpXP.cpp',
       '<(skia_src_path)/gpu/effects/GrCustomXfermode.cpp',
       '<(skia_src_path)/gpu/effects/GrBezierEffect.cpp',
       '<(skia_src_path)/gpu/effects/GrBezierEffect.h',
       '<(skia_src_path)/gpu/effects/GrConvolutionEffect.cpp',
       '<(skia_src_path)/gpu/effects/GrConvolutionEffect.h',
       '<(skia_src_path)/gpu/effects/GrConvexPolyEffect.cpp',
@@ skipping 236 matching lines @@
       '<(skia_src_path)/gpu/gl/win/GrGLCreateNativeInterface_win.cpp',
       '<(skia_src_path)/gpu/gl/glx/GrGLCreateNativeInterface_glx.cpp',
       '<(skia_src_path)/gpu/gl/egl/GrGLCreateNativeInterface_egl.cpp',
       '<(skia_src_path)/gpu/gl/iOS/GrGLCreateNativeInterface_iOS.cpp',
       '<(skia_src_path)/gpu/gl/android/GrGLCreateNativeInterface_android.cpp',
     ],
     'skgpu_null_gl_sources': [
     ],
   },
 }