“215. It is clear, therefore, that Essex Police were in possession of telephone data before any formal requests were made. However, the commission has seen no evidence that Essex Police sought to disguise the fact that data had been provided prior to a formal request or that the data initially provided was not the same as that which was provided pursuant to the subsequent formal request. It follows that there is no basis on which this issue might form the basis of a referral to the Court of Appeal.”