>>> My Info: Win7_64, Nightly 47, 32bit, ID 20160222030212 STR_1: 1. Launch new profile 2. Open new tab (Ctrl+T) 3.A) Quickly press F5 twice 3.B) Quickly press Ctrl+F5 twice 3.C) Hold Ctrl+F5 for 5 seconds AR: Tiles on New Tab are partially clipped ER: Tiles shouldn't be clipped. (There're several ways to avoid it) Notes: 1) Sometimes I see this after 1 pressing of F5 or Ctrl+R. 2) Sometimes that clipping stays for about 5 seconds. 3) This is long-standing issue.
Activity Stream takes over about:newtab and about:home in 57
status-firefox57: --- → unaffected
Priority: -- → P5
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