Add method for checking whether contact supports transport.

3 jobs for !1496 with 2091-supported-property in 10 minutes and 8 seconds (queued for 6 seconds)
latest detached
Status Job ID Name Coverage
  Test
passed #10652
test

00:10:08

 
  Optional Tests
manual #10653
kvm allowed to fail manual
android test
manual #10654
allowed to fail manual
bridge test