diff --git a/content/base/src/nsGkAtomList.h b/content/base/src/nsGkAtomList.h
index e669385b6e72..8f0b8d637f22 100644
--- a/content/base/src/nsGkAtomList.h
+++ b/content/base/src/nsGkAtomList.h
@@ -1658,7 +1658,6 @@ GK_ATOM(volumechange, "volumechange")
 // Frame property names
 GK_ATOM(boxMetricsProperty, "BoxMetricsProperty") // nsBoxLayoutMetrics*
 GK_ATOM(changeListProperty, "ChangeListProperty") // void*
-GK_ATOM(collapseOffsetProperty, "CollapseOffsetProperty")  // nsPoint*
 GK_ATOM(computedOffsetProperty, "ComputedOffsetProperty")  // nsPoint*
 GK_ATOM(floatContinuationProperty, "FloatContinuationProperty") // nsFrameList*
 GK_ATOM(floatRegionProperty, "FloatRegionProperty") // nsRect*
diff --git a/layout/tables/nsTableFrame.cpp b/layout/tables/nsTableFrame.cpp
index 153b2424eea1..295c9123cde3 100644
--- a/layout/tables/nsTableFrame.cpp
+++ b/layout/tables/nsTableFrame.cpp
@@ -7258,11 +7258,7 @@ nsTableFrame::GetProperty(nsIFrame*            aFrame,
     // The property isn't set yet, so allocate a new value, set the property,
     // and return the newly allocated value
     NSPropertyDtorFunc dtorFunc = nsnull;
-    if (aPropertyName == nsGkAtoms::collapseOffsetProperty) {
-      value = new nsPoint(0, 0);
-      dtorFunc = DestroyPointFunc;
-    }
-    else if (aPropertyName == nsGkAtoms::rowUnpaginatedHeightProperty) {
+    if (aPropertyName == nsGkAtoms::rowUnpaginatedHeightProperty) {
       value = new nscoord;
       dtorFunc = DestroyCoordFunc;
     }