scala-ide/scala-ide — pull request #595 by dotta (2013-12-04 15:02:40+00:00)
Title: Workaround for race condition during source indexing

Initialize the `TupleClass` symbol to prevent the presentation compiler
assertion that checks thread confinement to file on parse trees, as
demonstrated by Re #1001986. This is a workaround for scalac ticket SI-8030.