Formatting contexts should always expand to enclose floats

LayoutTests/TestExpectations

Index: LayoutTests/TestExpectations
diff --git a/LayoutTests/TestExpectations b/LayoutTests/TestExpectations
index 035f316b2e7eb26212de74e6be211bd7849439cc..e4f14689e063a94d6fff2579e81293f990e361a5 100644
--- a/LayoutTests/TestExpectations
+++ b/LayoutTests/TestExpectations
@@ -1617,6 +1617,15 @@ crbug.com/442512 virtual/slimmingpaint/svg/dom/viewspec-viewtargetparams.html [
 crbug.com/442512 virtual/slimmingpaint/svg/dom/viewspec-zoomandpanparams.html [ Skip ]
 crbug.com/442512 virtual/slimmingpaint/svg/dom/complex-svgView-specification.html [ Skip ]
 
+crbug.com/477076 fast/block/margin-collapse/004.html [ NeedsRebaseline ]
+crbug.com/477076 fast/block/margin-collapse/block-inside-inline/004.html [ NeedsRebaseline ]
+crbug.com/477076 virtual/slimmingpaint/fast/block/margin-collapse/004.html [ NeedsRebaseline ]
+crbug.com/477076 virtual/slimmingpaint/fast/block/margin-collapse/block-inside-inline/004.html [ NeedsRebaseline ]
+crbug.com/477076 fast/repaint/float-overflow-right.html [ NeedsRebaseline ]
+crbug.com/477076 fast/repaint/float-overflow.html [ NeedsRebaseline ]
+crbug.com/477076 virtual/slimmingpaint/fast/repaint/float-overflow-right.html [ NeedsRebaseline ]
+crbug.com/477076 virtual/slimmingpaint/fast/repaint/float-overflow.html [ NeedsRebaseline ]
+
 crbug.com/410929 virtual/gpu/fast/canvas/canvas-toDataURL-jpeg-maximum-quality.html [ Pass ImageOnlyFailure ]
 crbug.com/410929 virtual/gpu/fast/canvas/canvas-state-persistence-no-dirty.html [ Pass ImageOnlyFailure ]
 crbug.com/410929 virtual/gpu/fast/canvas/canvas-text-space-characters.html [ Pass ImageOnlyFailure ]