Simplify Writing-Mode Related Calculation of Margins

Source/core/rendering/RenderTable.cpp

Index: Source/core/rendering/RenderTable.cpp
diff --git a/Source/core/rendering/RenderTable.cpp b/Source/core/rendering/RenderTable.cpp
index ed3892362d30ddeb5e3e9d87e7bcf9755b5f2edc..4cda7a0e2ceb97def940500bd2b13a2d2cec026c 100644
--- a/Source/core/rendering/RenderTable.cpp
+++ b/Source/core/rendering/RenderTable.cpp
@@ -302,20 +302,10 @@ void RenderTable::updateLogicalWidth()
     }
 
     // Finally, with our true width determined, compute our margins for real.
-    setMarginStart(0);
-    setMarginEnd(0);
-    if (!hasPerpendicularContainingBlock) {
-        ComputedMarginValues marginValues;
-        bool hasInvertedDirection =  cb->style()->isLeftToRightDirection() == style()->isLeftToRightDirection();
-        computeInlineDirectionMargins(cb, availableLogicalWidth, logicalWidth(),
-            hasInvertedDirection ? marginValues.m_start : marginValues.m_end,
-            hasInvertedDirection ? marginValues.m_end : marginValues.m_start);
-        setMarginStart(marginValues.m_start);
-        setMarginEnd(marginValues.m_end);
-    } else {
-        setMarginStart(minimumValueForLength(style()->marginStart(), availableLogicalWidth));
-        setMarginEnd(minimumValueForLength(style()->marginEnd(), availableLogicalWidth));
-    }
+    ComputedMarginValues marginValues;
+    computeMarginsForDirection(InlineDirection, cb, availableLogicalWidth, logicalWidth(), marginValues.m_start, marginValues.m_end, style()->marginStart(), style()->marginEnd());
+    setMarginStart(marginValues.m_start);
+    setMarginEnd(marginValues.m_end);
 
     // We should NEVER shrink the table below the min-content logical width, or else the table can't accomodate
     // its own content which doesn't match CSS nor what authors expect.