Test that cross domain navigation results in the following sequence of events in Target domain:
1. Target.targetCreated for provisional page.
2. Target.didCommitProvisionalTarget when provisional load is committed.
3. Target.targetDestroyed for the old target after the navigation request is committed.


== Running test suite: Target.PSON
-- Running test case: ProvisionalPageTarget
PASS: Should receive TargetAdded event.
PASS: Target should be provisional.
PASS: Should receive TargetRemoved event.
PASS: Destroyed target should be previous target.
PASS: Should receive DidCommitProvisionalTarget event.
PASS: Previous target should be the current one.
PASS: Committed target should match provisional target.