Bug 977026 - part 1: allow thread registering before the profiler is initialized. r=bgirard
Bug 977026 - part 2: B2G loader. r=khuey,cyu

--HG--
rename : ipc/app/MozillaRuntimeMain.cpp => ipc/contentproc/plugin-container.cpp
Bug 977026 - part 3: preload XPT before calling fork. r=bsmedberg