This is mostly self-explanatory. However, the patch also contains some minor
changes to frame scripts which expect to be able to call message manager
methods with a null target object, which stops working when they stop being
global objects.
MozReview-Commit-ID: HDT2RvK3F3L
--HG--
extra : rebase_source : bb3ce8861a261ff1bc28a28b3ff88ba0deaef552
After these patches, these objects will no longer be globals, which would make
their current names misleading. Parts 1a-1c give more appropriate names to the
bindings which will cease to be globals.
MozReview-Commit-ID: L8GolQaHnO5
--HG--
rename : dom/base/ProcessGlobal.cpp => dom/base/ContentProcessMessageManager.cpp
rename : dom/base/ProcessGlobal.h => dom/base/ContentProcessMessageManager.h
extra : rebase_source : c5db43ff4f56bc27c869a8051c8d2c000b3fe287