Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  d19f1df8e942f6e21d5fd899923a81982a4a8aef
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Enabling object to be passed to Tooltip extension's setTooltip

Passing an object containing error information to the Tooltip extension's setTooltip method
simplifies the generation of an error tooltip.

Change-Id: I16a3c30666a6aba9d50e5de7466c739f84ab2e4b