MoonchildProductions/Pale-Moon — pull request #12 by mattatobin (2014-11-09 22:19:46+00:00)
Title: Bug 802895 - implement <iframe srcdoc=''> to allow document content in iframe to be specified inline

As well as:

Bug 885289 - Improve context menu behaviour for srcdoc iframes
Bug 893537 - Crash when removing srcdoc attribute from iframe