Update the subview controller for the patterns found in Backbone 1.0.

Fixes #24424.


git-svn-id: http://core.svn.wordpress.org/trunk@24361 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Remove deprecated pass-by-reference from the Text_Diff external library. Upstream is not back compat. see #24372.



git-svn-id: http://core.svn.wordpress.org/trunk@24362 1a063a9b-81f0-0310-95a4-ce76da25c4cd