Add ability to extract YUV planes from SkImage

gyp/gpu.gypi

Index: gyp/gpu.gypi
diff --git a/gyp/gpu.gypi b/gyp/gpu.gypi
index b64ff6416e9fd6606cc9c62aac2722235a50a7a5..61b4a78138b00e21b2aac5655e84fffbde526963 100644
--- a/gyp/gpu.gypi
+++ b/gyp/gpu.gypi
@@ -182,6 +182,8 @@
       '<(skia_src_path)/gpu/GrTextureParamsAdjuster.cpp',
       '<(skia_src_path)/gpu/GrTextureProvider.cpp',
       '<(skia_src_path)/gpu/GrTexturePriv.h',
+      '<(skia_src_path)/gpu/GrTextureToYUVPlanes.cpp',
+      '<(skia_src_path)/gpu/GrTextureToYUVPlanes.h',
       '<(skia_src_path)/gpu/GrTextureAccess.cpp',
       '<(skia_src_path)/gpu/GrTransferBuffer.h',
       '<(skia_src_path)/gpu/GrTRecorder.h',
@@ -283,8 +285,8 @@
       '<(skia_src_path)/gpu/effects/GrTextureStripAtlas.cpp',
       '<(skia_src_path)/gpu/effects/GrTextureStripAtlas.h',
       '<(skia_src_path)/gpu/effects/GrXfermodeFragmentProcessor.cpp',
-      '<(skia_src_path)/gpu/effects/GrYUVtoRGBEffect.cpp',
-      '<(skia_src_path)/gpu/effects/GrYUVtoRGBEffect.h',
+      '<(skia_src_path)/gpu/effects/GrYUVEffect.cpp',
+      '<(skia_src_path)/gpu/effects/GrYUVEffect.h',
 
       # text
       '<(skia_src_path)/gpu/text/GrAtlasTextBlob.cpp',