Currently the DFG, FTL, and JSCellInlines have some code duplication to decide which subspace/allocator to use for which type. While working on bug 141174, I realized that I'll need to repeat this pattern again, and so I decided to reduce the code duplication somewhat.
Created attachment 247885 [details] the patch
Comment on attachment 247885 [details] the patch r=me
Landed in http://trac.webkit.org/changeset/181019