Update WidgetSize on binding workspace, and when dropping widget with config activity

ag/25923606 seems to have changed when we update widget size, this CL will make sure widget sizes are updated when dropping a widget that requires a config activity

Fix: 328133427
Test: manual
Flag: NONE
Change-Id: I5b62b78a9afde3b79b933f233361b409258649c9
1 file changed