layer at (0,0) size 800x600 RenderView at (0,0) size 800x600 layer at (0,0) size 800x600 RenderBlock {HTML} at (0,0) size 800x600 RenderBody {BODY} at (8,8) size 784x584 RenderBlock {P} at (0,0) size 784x36 RenderText {#text} at (0,0) size 750x36 text run at (0,0) width 750: "This is a regression test for https://bugs.webkit.org/show_bug.cgi?id=50434. It verifies that a marquee does not animate" text run at (0,18) width 250: "when scrollAmount is set to 0 by script." RenderBlock (anonymous) at (0,52) size 784x18 RenderText {#text} at (0,0) size 0x0 layer at (8,60) size 100x18 scrollX -100 RenderBlock {MARQUEE} at (0,0) size 100x18 RenderText {#text} at (0,0) size 27x18 text run at (0,0) width 27: "Test"