servo/servo — pull request #3394 by pcwalton (2014-09-17 21:10:24+00:00)
Title: Use Gecko's simpler Bloom filter instead of one based on hash stretching.

This preserves the usage of the Bloom filter throughout style recalc,
but the implementation is rewritten. Provides a 15% improvement on
Guardians of the Galaxy.

r? @metajack
f? @cgaebel