AI 149607: Add relevant title to attachment file chooser.
  Delete the original source message only when the message is in Drafts folder.
  If the original message is in the other folder than Drafts, it should be
  retained.
  Integrates 149194,149306,149459 from DocomoEmail.
  BUG=1860250,1887835

Automated import of CL 149607
1 file changed