Process and non-process managers have different script loader interfaces
(ProcessScriptLoader/GlobalProcessScriptLoader vs FrameScriptLoader). The WebIDL
conversion used the same interface for some process and
non-process managers, but because of the different script loader interfaces they really
should be using separate interfaces.
--HG--
rename : dom/base/ChromeMessageBroadcaster.cpp => dom/base/MessageBroadcaster.cpp
rename : dom/base/ChromeMessageBroadcaster.h => dom/base/MessageBroadcaster.h
rename : dom/base/ChromeMessageBroadcaster.cpp => dom/base/ParentProcessMessageManager.cpp
rename : dom/base/ChromeMessageBroadcaster.h => dom/base/ParentProcessMessageManager.h
rename : dom/base/ChromeMessageSender.cpp => dom/base/ProcessMessageManager.cpp
rename : dom/base/ChromeMessageSender.h => dom/base/ProcessMessageManager.h
extra : rebase_source : c9b0c543f9f367535919a6c6840e5ba038023112
extra : histedit_source : 7749f98e11e25423fcf414cc1f0415104343798a