Nyall Dawson 8bb1c47de6 Add mechanism to disable user-visible warnings on use of fallback transforms
for a particular QgsCoordinateTransform object

This can be set for transforms where we definitively know that a "ballpark"
result is acceptable, e.g. when transforming global layer extents to
a localized area-of-use CRS

Refs #33929
2020-02-18 08:37:25 +10:00
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