Bug 1462672 - Part 8: Flatten inactive nsDisplayTransform items r=mattwoodrow

MozReview-Commit-ID: 5ushAgOec9U

--HG--
extra : rebase_source : 17d866e038f594f8f544ce4786d1581995824915

layout/painting/FrameLayerBuilder.h

@@ -20,6 +20,7 @@
 #include "Layers.h"
 #include "LayerUserData.h"
 #include "nsDisplayItemTypes.h"
+#include "MatrixStack.h"
 
 class nsDisplayListBuilder;
 class nsDisplayList;
@@ -119,6 +120,8 @@ public:
     return mRefCnt;
   }
 
+  RefPtr<TransformClipNode> mTransform;
+
 private:
   DisplayItemData(LayerManagerData* aParent,
                   uint32_t aKey,
@@ -224,7 +227,8 @@ struct AssignedDisplayItem
                       DisplayItemData* aData,
                       const nsRect& aContentRect,
                       DisplayItemEntryType aType,
-                      const bool aHasOpacity);
+                      const bool aHasOpacity,
+                      const RefPtr<TransformClipNode>& aTransform);
   ~AssignedDisplayItem();
 
   nsDisplayItem* mItem;
@@ -238,11 +242,13 @@ struct AssignedDisplayItem
    * used for the inactive transaction.
    */
   RefPtr<layers::LayerManager> mInactiveLayerManager;
-
+  RefPtr<TransformClipNode> mTransform;
   DisplayItemEntryType mType;
+
   bool mReused;
   bool mMerged;
   bool mHasOpacity;
+  bool mHasTransform;
   bool mHasPaintRect;
 };
 

layout/reftests/svg/smil/transform/reftest.list

@@ -3,13 +3,13 @@
 
 fuzzy(111,1802) fuzzy-if(skiaContent,130,1000) == additive-1.svg additive-1-ref.svg # bug 981344, bug 1239766
 == animate-width-1.svg lime.svg
-fuzzy-if(cocoaWidget,1,32) fuzzy-if(winWidget,15,30) fuzzy-if(gtkWidget,1,30) fuzzy-if(webrender,3-3,9-9) == paced-1.svg paced-1-ref.svg # bug 981640, Bug 1293550
+fuzzy-if(cocoaWidget,1,32) fuzzy-if(winWidget,15,30) fuzzy-if(gtkWidget,3,39) fuzzy-if(webrender,3-3,9-9) == paced-1.svg paced-1-ref.svg # bug 981640, Bug 1293550
 fuzzy-if(skiaContent,7,90) == rotate-angle-1.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,7,90) == rotate-angle-2.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,7,130) == rotate-angle-3.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,7,90) == rotate-angle-4.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,7,60) == rotate-angle-5.svg rotate-angle-ref.svg
-fuzzy(12,27) fuzzy-if(skiaContent,1,180) fuzzy-if(Android,16,3) == scale-1.svg scale-1-ref.svg  # bug 981004
+fuzzy(7,306) == scale-1.svg scale-1-ref.svg  # bug 981004, AA difference
 == set-transform-1.svg lime.svg
 fuzzy-if(winWidget||gtkWidget||OSX,3,27) fuzzy-if(skiaContent,7,1548) == skew-1.svg skew-1-ref.svg # bug 983671, Bug 1260629
 == translate-clipPath-1.svg lime.svg