In the eBay's 10-K filing to the SEC in 2014, they said that their revenue in 2012 was $14,072m. But in their 2015 statement, it shows as $7,371m.

Why is there a discrepancy in these two filings? Why weren't any amendments filed?

2015 Form: https://www.sec.gov/Archives/edgar/data/1065088/000106508816000265/ebay201510-k.htm

2014 Form: https://www.sec.gov/Archives/edgar/data/1065088/000106508815000054/ebay201410-k.htm