Try going back into your computer's history. On my Windows 10 computer, I can mouse-hold on the back arrow to get to history. If you have any idea which day it was that you saw the fabric, that will narrow down your scrolling. At the very least you can jot down every fabric website you visited in recent days and weeks.
Also try Googling and click on "images" to see if you can recognize the fabric. Try variations of terms when you Google, with anything you can remember. I Googled "cream and white fabric with birds" and came up with these images:
https://www.google.com/search?q=crea...UIBygC#imgrc=_
Oops! Here's the "cream and black fabric with birds":
https://www.google.com/search?q=crea...ric+with+birds