Other transaction classes use EditorBase directly, but these transaction classes use nsIEditor. To remove nsIDOMDocument XPCOM interface usage, I would like to use EditorBase directly.
MozReview-Commit-ID: 3alRd9Zj5aZ
--HG--
extra : rebase_source : ed8e917201a7b8b84551aa8494b7879202553238
This patch also moves ImplCycleCollectionTraverse() and ImplCycleCollectionUnlink() to mozilla namespace for avoiding bustage due to confusion caused by "using namespace" in other unified cpp files.
MozReview-Commit-ID: GekPlZnqLs9
--HG--
rename : editor/libeditor/nsStyleSheetTxns.cpp => editor/libeditor/StyleSheetTransactions.cpp
rename : editor/libeditor/nsStyleSheetTxns.h => editor/libeditor/StyleSheetTransactions.h