Rebaselining Win10 with media controls download button.

This CL is a follow up to https://codereview.chromium.org/2337013005

NOTRY=true
NOTREECHECKS=true

BUG=601247

Review-Url: https://codereview.chromium.org/2343133002
Cr-Commit-Position: refs/heads/master@{#419181}

third_party/WebKit/LayoutTests/TestExpectations

@@ -1262,4 +1262,6 @@ crbug.com/646598 [ Mac ] virtual/display_list_2d_canvas/fast/canvas/text-renderi
 crbug.com/646598 virtual/gpu/fast/canvas/text-rendering-frameless-canvas.html [ Skip ]
 crbug.com/646598 fast/canvas/text-rendering-frameless-canvas.html [ Skip ]
 
-crbug.com/492785 [ Linux Mac Win7 ] virtual/rootlayerscrolls/scrollbars/custom-scrollbar-reconstruction-on-inserting-style-sheet.html [ Failure ]
+crbug.com/492785 virtual/rootlayerscrolls/scrollbars/custom-scrollbar-reconstruction-on-inserting-style-sheet.html [ Failure ]
+
+crbug.com/601247 [ Win10 ] media/video-zoom-controls.html [ NeedsRebaseline ]