[tracker] (10 commits) Created branch wip/carlosg/coverity-fixes

[Carlos Garnacho <carlosg src gnome org>]

The branch 'wip/carlosg/coverity-fixes' was created.

Summary of new commits:

  e0e55fe... libtracker-data: Remove dead variable
  d478d39... libtracker-data: Make parser check more assertive
  ee6a89e... libtracker-data: Add _optional() to complement _accept()
  21b1a7b... libtracker-data: Propagate possible errors from resource_bu
  7b845db... libtracker-data: Drop dead call
  e0143fa... libtracker-data: Apply silent treatment to the correct erro
  748acf4... libtracker-data: Ensure an error is set
  fa8a34a... libtracker-fts: Remove dead check
  0f1bfb9... libtracker-data: Ensure variable is freed on error conditio
  06461bc... libtracker-data: Drop always-true statement