Issue #146 - Part 6: Allow `position: sticky` on table elements.

1 files changed, 5 insertions, 6 deletions

diff --git a/layout/tables/nsTableRowFrame.cpp b/layout/tables/nsTableRowFrame.cpp
index 05b9deee9..ea2477b73 100644
--- a/layout/tables/nsTableRowFrame.cpp
+++ b/layout/tables/nsTableRowFrame.cpp
@@ -926,12 +926,11 @@ nsTableRowFrame::ReflowChildren(nsPresContext*           aPresContext,
         // be merged into the else below if we can.)
         nsMargin* computedOffsetProp =
           kidFrame->GetProperty(nsIFrame::ComputedOffsetProperty());
-        // Bug 975644: a position:sticky kid can end up with a null
-        // property value here.
-        LogicalMargin computedOffsets(wm, computedOffsetProp ?
-                                            *computedOffsetProp : nsMargin());
-        ReflowInput::ApplyRelativePositioning(kidFrame, wm, computedOffsets,
-                                                    &kidPosition, containerSize);
+
+        // On our fist reflow sticky children may not have the property yet (we
+        // need to reflow the children first to size the scroll frame).
+        LogicalMargin computedOffsets(wm, computedOffsetProp ? *computedOffsetProp : nsMargin());
+        ReflowInput::ApplyRelativePositioning(kidFrame, wm, computedOffsets, &kidPosition, containerSize);
       }
 
       // In vertical-rl mode, we are likely to have containerSize.width = 0