
Add Element.prototype.children to externs.

R=adeboor,acleung
DELTA=8  (7 added, 1 deleted, 0 changed)


Revision created by MOE tool push_codebase.
MOE_MIGRATION=355679


ajukraine/closure-compiler,ajukraine/closure-compiler,olegshnitko/closure-compiler,olegshnitko/closure-compiler