Bug 874369 - Use normal memory instead of Shmem when only sharing between processes. r=Bas
Bug 859608 - Flush GL on overdraw on Tegra devices. - r=bjacob
Bug 856858 - Always add observer to observe alert windows closing. r=Mossop
Bug 873455 - Add assertions for imgFrame::Init failure. r=joe
Bug 853774 - Crash if sanity checks related to imgRequestProxy::Clone fail. r=joe
Backout fbc3ef777ded (bug 855130).