PRECONDITIONS:
1. Construct a message
2. Add message to message store.

STEPS LEADING TO PROBLEM:
1. Construct a message
2. Add the message to message store
3. QMessageSerice::countMessages() API is called withQMessageFilter as in
parameter.
4. messagesCounted SIGNAL is not emitted. spy count is 0.

EXPECTED OUTCOME:
1. messageCounted SIGNAL has to be emitted.
2. spy count is 0

ACTUAL OUTCOME:
1. Message is added to message store
2. QMessageSerice::countMessages() API returns true.
3. messagesCounted SIGNAL is not emitted.
4. spy count is 0.