GTX 1060, Win10 + Debian Testing Found by accident: The YouTube logo of the new YouTube theme is cut off at the top if blob invalidation is **disabled**. If you see the old theme: Padlock icon > Clear site Data > Ctrl+F5 until you have the new theme. Screenshot: mozregression --launch 2018-07-25 --pref gfx.webrender.all:true gfx.webrender.blob.invalidation:false -a 'https://www.youtube.com/' mozregression --good 2018-05-22 --bad 2018-05-23 --pref gfx.webrender.all:true gfx.webrender.blob.invalidation:false -a 'https://www.youtube.com/' > 3:31.71 INFO: Last good revision: a25b2c7238f46770d612f2a2cb2f8731e31261ee > 3:31.71 INFO: First bad revision: 133a13c44abedac2e448d315a32068ce1a5568f4 > 3:31.71 INFO: Pushlog: > https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=a25b2c7238f46770d612f2a2cb2f8731e31261ee&tochange=133a13c44abedac2e448d315a32068ce1a5568f4 > 133a13c44abe Jeff Muizelaar — Bug 1458968. Adjust fuzz for webrender tests r=mstange > 0f55d0ffe494 Markus Stange — Bug 1458968 - Create the nsDisplaySVGWrapper item in nsSVGOuterSVGAnonChildFrame, not in nsSVGOuterSVGFrame. r=mattwoodrow > 6629dc2614ed Markus Stange — Bug 1458968 - Disable blend-difference-stacking.html because it fails now. r=mattwoodrow > 30d54bb4cc27 Markus Stange — Bug 1458968 - Make the nsSVGOuterSVGAnonChildFrame a reference frame by always returning true from IsSVGTransformed. r=mattwoodrow > 88d41ddd11be Markus Stange — Bug 1165185 - Add a test for not invalidating transformed elements inside SVG during scrolling. r=roc It caused intermittents, including bug 1465948.

We're not going to worry about blob invalidation being off.