Bug 1022612. Part 22: Add MOZ_COUNT_CTOR to nsDisplayWrapList. r=mattwoodrow

--HG--
extra : rebase_source : 09252e01de90bd3e5c0cb77de80ee88e24b85f05

layout/base/nsDisplayList.cpp

@@ -2996,6 +2996,8 @@ nsDisplayWrapList::nsDisplayWrapList(nsDisplayListBuilder* aBuilder,
   : nsDisplayItem(aBuilder, aFrame)
   , mOverrideZIndex(0)
 {
+  MOZ_COUNT_CTOR(nsDisplayWrapList);
+
   mList.AppendToTop(aList);
   UpdateBounds(aBuilder);
 
@@ -3040,6 +3042,8 @@ nsDisplayWrapList::nsDisplayWrapList(nsDisplayListBuilder* aBuilder,
   : nsDisplayItem(aBuilder, aFrame)
   , mOverrideZIndex(0)
 {
+  MOZ_COUNT_CTOR(nsDisplayWrapList);
+
   mList.AppendToTop(aItem);
   UpdateBounds(aBuilder);
   
@@ -3063,6 +3067,8 @@ nsDisplayWrapList::nsDisplayWrapList(nsDisplayListBuilder* aBuilder,
 
 nsDisplayWrapList::~nsDisplayWrapList() {
   mList.DeleteAll();
+
+  MOZ_COUNT_DTOR(nsDisplayWrapList);
 }
 
 void

layout/base/nsDisplayList.h

@@ -2580,9 +2580,6 @@ private:
  * detect and handle this case.
  */
 class nsDisplayWrapList : public nsDisplayItem {
-  // This is never instantiated directly, so no need to count constructors and
-  // destructors.
-
 public:
   /**
    * Takes all the items from aList and puts them in our list.
@@ -2592,7 +2589,10 @@ public:
   nsDisplayWrapList(nsDisplayListBuilder* aBuilder, nsIFrame* aFrame,
                     nsDisplayItem* aItem);
   nsDisplayWrapList(nsDisplayListBuilder* aBuilder, nsIFrame* aFrame)
-    : nsDisplayItem(aBuilder, aFrame), mOverrideZIndex(0) {}
+    : nsDisplayItem(aBuilder, aFrame), mOverrideZIndex(0)
+  {
+    MOZ_COUNT_CTOR(nsDisplayWrapList);
+  }
   virtual ~nsDisplayWrapList();
   /**
    * Call this if the wrapped list is changed.