fixed re-resolve style contexts to handle local pseudo elements

and capture style change information

layout/forms/nsHTMLButtonControlFrame.cpp

@@ -589,9 +589,12 @@ nsHTMLButtonControlFrame::ReResolveStyleContext ( nsIPresContext* aPresContext,
     return rv;
   }
 
-  if (NS_COMFALSE != rv) {
-    mRenderer.ReResolveStyles(*aPresContext);
+  if (NS_COMFALSE != rv) {  // frame style changed
+    if (aLocalChange) {
+      aParentChange = *aLocalChange;  // tell children about or change
+    }
   }
+  mRenderer.ReResolveStyles(*aPresContext, aParentChange, aChangeList, aLocalChange);
   
   return rv;