System\Windows\Navigation\NavigationService.cs (10)
1199navInfo.Source == null ||
1200IsSameUri(null, navInfo.Source, bpu, false /* withFragment */),
1204bpu = navInfo?.Source;
1718Uri source = navigateInfo?.Source;
2095navigateInfo.Source != null &&
2102navigateInfo.Source, false /* withFragment */),
2152navigateInfo.Source == null ||
2153IsSameUri(null, navigateInfo.Source, source, false /* withFragment */),
2158source = navigateInfo.Source;
3109Uri source = navigateInfo?.Source;