Backed out 6 changesets (bug 1288841, bug 1268544) for causing Win7 e10s Marionette to fail in test_import_script.py TestImportScriptContent.test_imports_apply_globally

Backed out changeset c9f49a119255 (bug 1288841)
Backed out changeset a9d43e83e070 (bug 1268544)
Backed out changeset d898178a0809 (bug 1268544)
Backed out changeset 4887b4164dd9 (bug 1268544)
Backed out changeset 7c3a5a770cae (bug 1268544)
Backed out changeset 12aa15cf5879 (bug 1268544)

--HG--
rename : accessible/ipc/other/DocAccessibleChild.cpp => accessible/ipc/DocAccessibleChild.cpp
rename : accessible/ipc/other/DocAccessibleChild.h => accessible/ipc/DocAccessibleChild.h
rename : accessible/ipc/win/PDocAccessible.ipdl => accessible/ipc/PDocAccessible.ipdl
rename : accessible/ipc/win/ProxyAccessible.cpp => accessible/ipc/ProxyAccessible.cpp
rename : accessible/ipc/win/ProxyAccessible.h => accessible/ipc/ProxyAccessible.h