Fix Chart build when QT_NO_TEXTSTREAM is defined...
Fix Chart build when QT_NO_TEXTSTREAM is defined
If QT_NO_TEXTSTREAM is defined the operator<< can't be used. It's safe
to flag out the streaming operator debug information because the
function itself can't be used when QT_NO_TEXTSTREAM is defined.
Task-number: QTRD-2336
Change-Id: I2d64f4dd03bf65e7ae0e07f4916f245bc71a7458
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>