Add a paint filter utility canvas (SkPaintFilterCanvas)
Introduce a paint filter proxy base class as a SkDrawFilter replacement,
and convert SkDebugCanvas to use the new approach.
BUG=skia:3587
R=reed@google.com,mtklein@google.com,robertphillips@google.com,tomhudson@google.com
Review URL: https://codereview.chromium.org/1032173002
diff --git a/gyp/utils.gypi b/gyp/utils.gypi
index ad97210..68876cb 100644
--- a/gyp/utils.gypi
+++ b/gyp/utils.gypi
@@ -34,6 +34,7 @@
'<(skia_include_path)/utils/SkNoSaveLayerCanvas.h',
'<(skia_include_path)/utils/SkNWayCanvas.h',
'<(skia_include_path)/utils/SkNullCanvas.h',
+ '<(skia_include_path)/utils/SkPaintFilterCanvas.h',
'<(skia_include_path)/utils/SkParse.h',
'<(skia_include_path)/utils/SkParsePaint.h',
'<(skia_include_path)/utils/SkParsePath.h',
@@ -74,6 +75,7 @@
'<(skia_src_path)/utils/SkNWayCanvas.cpp',
'<(skia_src_path)/utils/SkNullCanvas.cpp',
'<(skia_src_path)/utils/SkOSFile.cpp',
+ '<(skia_src_path)/utils/SkPaintFilterCanvas.cpp',
'<(skia_src_path)/utils/SkParse.cpp',
'<(skia_src_path)/utils/SkParseColor.cpp',
'<(skia_src_path)/utils/SkParsePath.cpp',