tree 7e9800d218cfa6776d93ce2113784cabc8d161e5
parent d319796e9198f701044f591d80030c84aa45e979
author Tao Zhou <taoalpha@google.com> 1565082049 +0200
committer Tao Zhou <taoalpha@google.com> 1565099899 +0200

Fix extra navigateToDiff call on swiching files

When switch files, _patchRange set before _path will trigger
navigateToDiff twice, also added regression test for this.

Change-Id: I20fe8b834b6c727dacf547c99bf0da8ee8be936a