Use approximate scratch textures for image filters.

expectations/gm/ignored-tests.txt

Index: expectations/gm/ignored-tests.txt
diff --git a/expectations/gm/ignored-tests.txt b/expectations/gm/ignored-tests.txt
index 1499accc4aeaadf88e99a0172e012bca5d559e4c..0a47440f82737d628b814f66e3e54ef2d48426d7 100644
--- a/expectations/gm/ignored-tests.txt
+++ b/expectations/gm/ignored-tests.txt
@@ -33,6 +33,34 @@
 ## epoger will rebaseline by 25 Dec 2013
 #gradtext
 
+# bsalomon https://codereview.chromium.org/679113004/
+# subtle changes to image filters by using approx match scratch textures
+offsetimagefilter
+xfermodeimagefilter
+matrixconvolution
+imagefilterscropexpand
+imagefiltersgraph
+imagefiltersscaled
+pictureimagefilter
+testimagefilters
+imagefilterscropped
+matriximagefilter
+imagefiltersclipped
+resizeimagefilter
+displacement
+imageblur
+imageblur2
+imageblur_large
+spritebitmap
+imagemagnifier
+dropshadowimagefilter
+imageblurtiled
+dropshadowimagefilter
+imageresizetiled
+bitmapsource
+verttext
+tileimagefilter
+
 # robertphillips - skia:2995
 blurrects
 
@@ -40,6 +68,26 @@ blurrects
 # New shadow only option in SkDropShadowImageFilter
 dropshadowimagefilter
 
+# bsalomon https://codereview.chromium.org/679113004/
+# subtle changes to image filters by using approx match scratch textures
+offsetimagefilter
+xfermodeimagefilter
+matrixconvolution
+imagefilterscropexpand
+imagefiltersgraph
+imagefiltersscaled
+pictureimagefilter
+testimagefilters
+imagefilterscropped
+matriximagefilter
+imagefiltersclipped
+resizeimagefilter
+displacement
+imageblur
+imageblur2
+imageblur_large
+spritebitmap
+
 # senorblanco https://codereview.chromium.org/637283009/
 # quality improvements to imagemagnifier GM
 imagemagnifier