chromium-linux generates the result I expected for mask-colorspace.svg, namely an outer rectangle with color (111,111,111) and an inner circle with color (76,76,76). This bug is here to hold the patch that sets that expectation.
Created attachment 62788 [details] Patch
Ojan, this one was the one that had r+/c+ from you in https://bugs.webkit.org/show_bug.cgi?id=42403 before I added another patch there and then realized that was the wrong way to do things.
Comment on attachment 62788 [details] Patch Clearing flags on attachment: 62788 Committed r64241: <http://trac.webkit.org/changeset/64241>
All reviewed patches have been landed. Closing bug.