Merge 105542 - Crash in RenderTable::borderBefore

Source/WebCore/rendering/RenderTable.cpp

Index: Source/WebCore/rendering/RenderTable.cpp
===================================================================
--- Source/WebCore/rendering/RenderTable.cpp	(revision 105781)
+++ Source/WebCore/rendering/RenderTable.cpp	(working copy)
@@ -926,15 +926,19 @@
 
 LayoutUnit RenderTable::borderBefore() const
 {
-    if (collapseBorders())
+    if (collapseBorders()) {
+        recalcSectionsIfNeeded();
         return outerBorderBefore();
+    }
     return RenderBlock::borderBefore();
 }
 
 LayoutUnit RenderTable::borderAfter() const
 {
-    if (collapseBorders())
+    if (collapseBorders()) {
+        recalcSectionsIfNeeded();
         return outerBorderAfter();
+    }
     return RenderBlock::borderAfter();
 }