511132: Remove Guava classes from public API

In TaskDataManager and TaskDataState

Change-Id: I296513ed090946620695b2af07e872ba315063cb
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=511132
Signed-off-by: Colin Ritchie <colin.ritchie@tasktop.com>
2 files changed