Tests that debugger StepOut will stop inside next timeout handler.
Set timer for test function.
Call stack:
0) callback1 (debugger-step-out-across-timeouts.js:21)
[setTimeout]
0) testFunction (debugger-step-out-across-timeouts.js:15)
[setTimeout]
0) scheduleTestFunction <omitted>
<... skipped remaining frames ...>
Executing StepOut...
Call stack:
0) callback2 (debugger-step-out-across-timeouts.js:27)
[setTimeout]
0) callback1 (debugger-step-out-across-timeouts.js:20)
[setTimeout]
0) testFunction (debugger-step-out-across-timeouts.js:15)
[setTimeout]
0) scheduleTestFunction <omitted>
<... skipped remaining frames ...>