Bug 847492 - Don't special case stdin and stdout. r=BenWa.

--HG--
extra : rebase_source : 58a609481abcf040ad2a2e6a0971853cac9fe91d
Bug 810726: Simplify logic for handling too many columns to prevent crash. [r=roc]
Bug 847453 - nsDOMWindowUtils::SendMouseEventCommon needs to set 'buttons' on the event. r=smaug.
Backed out changeset eef5f845fb75 (bug 829602) for intermittent jit-test failures.
Bug 841579 - If we start a decode (or a decode is already started) at the time OnStopRequest is fired, wait around for it to finish decoding before firing onload/onerror. r=khuey

--HG--
extra : rebase_source : e4a97b3f037df283e89dbcb21d330030b6e35c85
Bug 841579 - Tests to make sure that removing elements from a document midway through load don't inhibit onload. rs=khuey

--HG--
extra : rebase_source : 96a86a7c597abe587ff770a1942657d8fde84a17
Bug 846852 - Preallocate the RasterImage source data array when loading from file://. r=seth

--HG--
extra : rebase_source : 9bf2cc014d97f245ae063f65ab4aa6743c3194f2
Bug 846919 - Allow image.* to be shown in about:support. r=adw

--HG--
extra : rebase_source : 4d491b8b97456c336da330f33b115b0a4c021091
Backed out 2 changesets (bug 799142) because of memory leaks

Backed out changeset a0cf0252cee4 (bug 799142)
Backed out changeset 7b1bb476bd8d (bug 799142)