SkPaintFilterCanvas skip-draw support

src/utils/debugger/SkDebugCanvas.cpp

Index: src/utils/debugger/SkDebugCanvas.cpp
diff --git a/src/utils/debugger/SkDebugCanvas.cpp b/src/utils/debugger/SkDebugCanvas.cpp
index 560976cbb7b3261c5c68f6e4c717c62c84cb9bc9..9f11a9e3f31d11c253a3ee8e1764391c92cb93cb 100644
--- a/src/utils/debugger/SkDebugCanvas.cpp
+++ b/src/utils/debugger/SkDebugCanvas.cpp
@@ -69,15 +69,19 @@ public:
         , fFilterQuality(quality) {}
 
 protected:
-    void onFilterPaint(SkPaint* paint, Type) const override {
-        if (nullptr != fOverdrawXfermode.get()) {
-            paint->setAntiAlias(false);
-            paint->setXfermode(fOverdrawXfermode.get());
-        }
+    bool onFilter(const SkPaint* paint, Type, SkTLazy<SkPaint>* filteredPaint) const override {
+        if (paint) {
+            filteredPaint->set(*paint);
+            if (nullptr != fOverdrawXfermode.get()) {
+                filteredPaint->get()->setAntiAlias(false);
+                filteredPaint->get()->setXfermode(fOverdrawXfermode.get());
+            }
 
-        if (fOverrideFilterQuality) {
-            paint->setFilterQuality(fFilterQuality);
+            if (fOverrideFilterQuality) {
+                filteredPaint->get()->setFilterQuality(fFilterQuality);
+            }
         }
+        return true;
     }
 
     void onDrawPicture(const SkPicture* picture,