System\Windows\Navigation\NavigationService.cs (10)
1147navInfo.Source == null ||
1148IsSameUri(null, navInfo.Source, bpu, false /* withFragment */),
1152bpu = (navInfo == null) ? null : navInfo.Source;
1673Uri source = navigateInfo == null ? null : navigateInfo.Source;
2057navigateInfo.Source != null &&
2064navigateInfo.Source, false /* withFragment */),
2117navigateInfo.Source == null ||
2118IsSameUri(null, navigateInfo.Source, source, false /* withFragment */),
2123source = navigateInfo.Source;
3090Uri source = navigateInfo == null ? null : navigateInfo.Source;