Add new baselines for tests affected by https://code.google.com/p/skia/source/detail...

Add new baselines for tests affected by https://code.google.com/p/skia/source/detail?r=13323, namely:

colorfilterimagefilter
dropshadowimagefilter
imageblur
imageblur_large
imagefiltersbase
imagefilterscropped
imagefiltersgraph
imagefiltersscaled
morphology
offsetimagefilter
spritebitmap
xfermodeimagefilter

TBR=fmalita@chromium.org

Review URL: https://codereview.chromium.org/156243003

git-svn-id: http://skia.googlecode.com/svn/trunk@13335 2bbb7eff-a529-9590-31e7-b0007b416f81