Bug 836054 - DMD: Handle stack entries with PC of 0x0.  r=jlebar.

--HG--
rename : accessible/src/base/EventQueue.cpp => accessible/src/base/NotificationController.cpp
rename : accessible/src/base/EventQueue.h => accessible/src/base/NotificationController.h
rename : dom/browser-element/BrowserElementParent.jsm => dom/browser-element/BrowserElementParent.js
rename : testing/modules/AppInfo.jsm => services/healthreport/modules-testing/utils.jsm
extra : rebase_source : a9b8cc73c22c889dd3973bb411a075a7e7d1e954