tree ed3327ce9c1241ba3dea3379d19240591d553f6c
parent 48e3ba9e67f4b0d4ba25af5263d552f8f03ece9f
author Roberto Lublinerman <rluble@gmail.com> 1463971324 -0700
committer Roberto Lublinerman <rluble@google.com> 1464139061 -0700

Make sure native JsConstructors are not prunned even if not used.

JsConstructors for native types provide support for cast and instanceof.
This patch makes native JsTypes and their constructors live if they are
referenced at all (but should not have any effect on codesize).

Bug: #9346
Bug-Link: http://github.com/gwtproject/gwt/issues/9346
Change-Id: I6c1621e41705a0ff84a9fefe8c02d77440ca1936