The Gaussian blur filter of SVG can consume lots of resources if it is
applied to a large area. The computation can be distributed to multiple
cores if the architecture supports.
The average performance progression is about 15% on dual-core machines.
Created attachment 93905 [details]
Comment on attachment 93905 [details]
Looks great - I guess no pixel test changes, etc? r=me.
Committed r86763: <http://trac.webkit.org/changeset/86763>