Bug 845881 - Go back to allowing any 2xx response code to a preflight request, since web sites do that. r=sicking, a=bajaj
Bug 846144 - Don't optimize backgrounds to an ImageLayer if they have border-radius clipping. r=roc, a=bajaj
Bug 832920 - Fix failure for browser_dbg_bug723069_editor-breakpoints.js. r=past, a=bajaj
Bug 832920 - Add a way for chrome iframes to opt into having a separate refresh driver (e.g. if they plan to be moved between windows) and make devtools use that opt-in. r=tnikkel, r=paul, a=bajaj