Percentage heights can be resolved against any parent if writing mode is orthogonal.

LayoutTests/TestExpectations

Index: LayoutTests/TestExpectations
diff --git a/LayoutTests/TestExpectations b/LayoutTests/TestExpectations
index 518615287a2f4e0b95f04aedbbf423cd7d42c413..0f2d599e6550337c83efbea037b5a5f8aee18f9d 100644
--- a/LayoutTests/TestExpectations
+++ b/LayoutTests/TestExpectations
@@ -974,7 +974,6 @@ crbug.com/437112 virtual/gpu/fast/canvas/canvas-scale-drawImage-shadow.html [ Pa
 # for the new multicol implementation.
 crbug.com/386567 virtual/regionbasedmulticol/fast/multicol/border-padding-pagination.html [ Skip ]
 crbug.com/386567 virtual/regionbasedmulticol/fast/multicol/column-rules-stacking.html [ Skip ]
-crbug.com/386567 virtual/regionbasedmulticol/fast/multicol/fixed-column-percent-logical-height-orthogonal-writing-mode.html [ Skip ]
 crbug.com/386567 virtual/regionbasedmulticol/fast/multicol/flipped-blocks-hit-test.html [ Skip ]
 crbug.com/386567 virtual/regionbasedmulticol/fast/multicol/hit-test-above-or-below.html [ Skip ]
 crbug.com/386567 virtual/regionbasedmulticol/fast/multicol/hit-test-end-of-column-with-line-height.html [ Skip ]
@@ -1028,7 +1027,6 @@ crbug.com/386567 virtual/regionbasedmulticol/fast/multicol/vertical-rl/nested-co
 # duplicate all expectations that virtual/regionbasedmulticol/fast/multicol has:
 crbug.com/386567 virtual/slimmingpaint/fast/multicol/border-padding-pagination.html [ Skip ]
 crbug.com/386567 virtual/slimmingpaint/fast/multicol/column-rules-stacking.html [ Skip ]
-crbug.com/386567 virtual/slimmingpaint/fast/multicol/fixed-column-percent-logical-height-orthogonal-writing-mode.html [ Skip ]
 crbug.com/386567 virtual/slimmingpaint/fast/multicol/flipped-blocks-hit-test.html [ Skip ]
 crbug.com/386567 virtual/slimmingpaint/fast/multicol/hit-test-above-or-below.html [ Skip ]
 crbug.com/386567 virtual/slimmingpaint/fast/multicol/hit-test-end-of-column-with-line-height.html [ Skip ]