Fixed dialog result of cancellation button on IssueUpdateDialog.
Fixed dialog result of cancellation button on IssueUpdateDialog.

zephyrer/gurtle,yanlinlin82/gurtle,ramkrishanbhatt/gurtle,yanlinlin82/gurtle,yanlinlin82/gurtle,yanlinlin82/gurtle,zephyrer/gurtle,ramkrishanbhatt/gurtle,zephyrer/gurtle,ramkrishanbhatt/gurtle