Bug 841192. Part 7: Move child->MarkAbsoluteFramesForDisplayList call down. r=mattwoodrow

--HG--
extra : rebase_source : 5d558cfe2850ece79fedc27cd5b6a6d4bf6f7cb3

layout/generic/nsFrame.cpp

@@ -2138,10 +2138,9 @@ nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*   aBuilder,
     }
   }
 
-  child->MarkAbsoluteFramesForDisplayList(aBuilder, dirty);
-
-  if (childType != nsGkAtoms::placeholderFrame &&
-      aBuilder->GetSelectedFramesOnly() &&
+  NS_ASSERTION(childType != nsGkAtoms::placeholderFrame,
+               "Should have dealt with placeholders already");
+  if (aBuilder->GetSelectedFramesOnly() &&
       child->IsLeaf() &&
       !aChild->IsSelected()) {
     return;
@@ -2223,6 +2222,8 @@ nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*   aBuilder,
   // overflow:hidden etc creates an nsHTML/XULScrollFrame which does its own
   // clipping.
 
+  child->MarkAbsoluteFramesForDisplayList(aBuilder, dirty);
+
   if (!pseudoStackingContext) {
     // THIS IS THE COMMON CASE.
     // Not a pseudo or real stacking context. Do the simple thing and