Bug 851128 - Backout patch because it caused bug 862417 and bug 864053. r=bgirard
Backed out changeset 86959499a5b8 (bug 856079) because of build bustage
Bug 864091 - Part 1: Import the Dynamics Compressor implementation from Blink; r=padenot

The original code was copied from Blink SVN revision 148720.
Bug 864091 - Part 2: Add the Blink Dynamics Compressor implementation to the build system; r=padenot,glandium
Bug 864091 - Part 3: Implement DynamicsCompressorNode's processing based on the Blink's implementation; r=padenot
Bug 829056 - Cross-slide gesture module for Fx start tiles. r=mbrubeck

--HG--
extra : rebase_source : 8722b2800b93015b218400c6e1f7d79227b78924