Don't crash.
Don't crash.

Plugging in the LineEditAction sets the QLineEdit* in that action,
the following createGUI() deletes the searchToolBar to re-create it again,
the pointer in the action becomes dangling, the setText() call crashes.

Fix suggested by dfaure.

svn path=/trunk/kdepim/; revision=316792

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi