tree f8065a798a611dc0572eda7fd9f791cac742a23b
parent a0294a6c7346f86609bf9ceff52dc575e66956a9
author zak905 <zakaria.amine88@gmail.com> 1550242910 +0100
committer zakaria amine <zakaria.amine88@gmail.com> 1550245380 +0000

prevent NPE while dumping AST

Bug: #9605
Bug-Link: https://github.com/gwtproject/gwt/issues/9605
Change-Id: I6bf1d45bcaf9e4ee9474db17187ea5faad5438ca