Revert of Revert "Serialization of SkPictureImageFilter"

samplecode/SampleFilterFuzz.cpp

Index: samplecode/SampleFilterFuzz.cpp
diff --git a/samplecode/SampleFilterFuzz.cpp b/samplecode/SampleFilterFuzz.cpp
index f77f3b814de8099401f92daf30e2a17ee6b521cd..4ef7d4033a897b0ed4cffa29a092f3d437991db5 100644
--- a/samplecode/SampleFilterFuzz.cpp
+++ b/samplecode/SampleFilterFuzz.cpp
@@ -184,6 +184,30 @@
     return bitmap[R(2)];
 }
 
+#ifdef SK_ALLOW_PICTUREIMAGEFILTER_SERIALIZATION
+static void drawSomething(SkCanvas* canvas) {
+    SkPaint paint;
+
+    canvas->save();
+    canvas->scale(0.5f, 0.5f);
+    canvas->drawBitmap(make_bitmap(), 0, 0, NULL);
+    canvas->restore();
+
+    const char beforeStr[] = "before circle";
+    const char afterStr[] = "after circle";
+
+    paint.setAntiAlias(true);
+
+    paint.setColor(SK_ColorRED);
+    canvas->drawData(beforeStr, sizeof(beforeStr));
+    canvas->drawCircle(SkIntToScalar(kBitmapSize/2), SkIntToScalar(kBitmapSize/2), SkIntToScalar(kBitmapSize/3), paint);
+    canvas->drawData(afterStr, sizeof(afterStr));
+    paint.setColor(SK_ColorBLACK);
+    paint.setTextSize(SkIntToScalar(kBitmapSize/3));
+    canvas->drawText("Picture", 7, SkIntToScalar(kBitmapSize/2), SkIntToScalar(kBitmapSize/4), paint);
+}
+#endif
+
 static SkImageFilter* make_image_filter(bool canBeNull = true) {
     SkImageFilter* filter = 0;
 
@@ -294,7 +318,16 @@
         filter = new SkTileImageFilter(make_rect(), make_rect(), make_image_filter(false));
         break;
     case PICTURE:
-        filter = new SkPictureImageFilter(NULL, make_rect());
+    {
+        SkPicture* pict = NULL;
+#ifdef SK_ALLOW_PICTUREIMAGEFILTER_SERIALIZATION
+        pict = new SkPicture;
+        SkAutoUnref aur(pict);
+        drawSomething(pict->beginRecording(kBitmapSize, kBitmapSize));
+        pict->endRecording();
+#endif
+        filter = new SkPictureImageFilter(pict, make_rect());
+    }
         break;
     default:
         break;