Implement an SkPicture image filter source. This is required for the external-SVG reference feature of feImage. It simply plays back an SkPicture to a given destination rect.

R=reed@google.com

Review URL: https://codereview.chromium.org/114263002

git-svn-id: http://skia.googlecode.com/svn/trunk/gyp@12661 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/effects.gypi b/effects.gypi
index 845dd94..214cfdd 100644
--- a/effects.gypi
+++ b/effects.gypi
@@ -48,6 +48,7 @@
     '<(skia_src_path)/effects/SkOffsetImageFilter.cpp',
     '<(skia_src_path)/effects/SkPaintFlagsDrawFilter.cpp',
     '<(skia_src_path)/effects/SkPerlinNoiseShader.cpp',
+    '<(skia_src_path)/effects/SkPictureImageFilter.cpp',
     '<(skia_src_path)/effects/SkPixelXorXfermode.cpp',
     '<(skia_src_path)/effects/SkPorterDuff.cpp',
     '<(skia_src_path)/effects/SkRectShaderImageFilter.cpp',
diff --git a/gmslides.gypi b/gmslides.gypi
index e29a702..bcbee29 100644
--- a/gmslides.gypi
+++ b/gmslides.gypi
@@ -105,6 +105,7 @@
     '../gm/pathopsskpclip.cpp',
     '../gm/pathreverse.cpp',
     '../gm/perlinnoise.cpp',
+    '../gm/pictureimagefilter.cpp',
     '../gm/points.cpp',
     '../gm/poly2poly.cpp',
     '../gm/polygons.cpp',