Update SkImageSource to sk_sp

gm/xfermodeimagefilter.cpp

Index: gm/xfermodeimagefilter.cpp
diff --git a/gm/xfermodeimagefilter.cpp b/gm/xfermodeimagefilter.cpp
index 90e2dd0c2b7f035f0d3d85538e2cf37e8a697b2e..67246540782256456086cbb0b75ad59bcc3f7426 100644
--- a/gm/xfermodeimagefilter.cpp
+++ b/gm/xfermodeimagefilter.cpp
@@ -85,10 +85,10 @@ protected:
         };
 
         int x = 0, y = 0;
-        SkAutoTUnref<SkImageFilter> background(SkImageSource::Create(fCheckerboard.get()));
+        sk_sp<SkImageFilter> background(SkImageSource::Make(fCheckerboard));
         for (size_t i = 0; i < SK_ARRAY_COUNT(gModes); i++) {
             paint.setImageFilter(SkXfermodeImageFilter::Make(SkXfermode::Make(gModes[i].fMode),
-                                                             background));
+                                                             background.get()));
             DrawClippedBitmap(canvas, fBitmap, paint, x, y);
             x += fBitmap.width() + MARGIN;
             if (x + fBitmap.width() > WIDTH) {
@@ -98,7 +98,7 @@ protected:
         }
         // Test arithmetic mode as image filter
         paint.setImageFilter(SkXfermodeImageFilter::Make(
-                         SkArithmeticMode::Make(0, SK_Scalar1, SK_Scalar1, 0), background));
+                         SkArithmeticMode::Make(0, SK_Scalar1, SK_Scalar1, 0), background.get()));
         DrawClippedBitmap(canvas, fBitmap, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {
@@ -106,7 +106,7 @@ protected:
             y += fBitmap.height() + MARGIN;
         }
         // Test nullptr mode
-        paint.setImageFilter(SkXfermodeImageFilter::Make(nullptr, background));
+        paint.setImageFilter(SkXfermodeImageFilter::Make(nullptr, background.get()));
         DrawClippedBitmap(canvas, fBitmap, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {
@@ -117,11 +117,11 @@ protected:
                                          SkIntToScalar(fBitmap.height() + 4));
         // Test offsets on SrcMode (uses fixed-function blend)
         sk_sp<SkImage> bitmapImage(SkImage::MakeFromBitmap(fBitmap));
-        SkAutoTUnref<SkImageFilter> foreground(SkImageSource::Create(bitmapImage.get()));
+        sk_sp<SkImageFilter> foreground(SkImageSource::Make(std::move(bitmapImage)));
         SkAutoTUnref<SkImageFilter> offsetForeground(SkOffsetImageFilter::Create(
-            SkIntToScalar(4), SkIntToScalar(-4), foreground));
+            SkIntToScalar(4), SkIntToScalar(-4), foreground.get()));
         SkAutoTUnref<SkImageFilter> offsetBackground(SkOffsetImageFilter::Create(
-            SkIntToScalar(4), SkIntToScalar(4), background));
+            SkIntToScalar(4), SkIntToScalar(4), background.get()));
         paint.setImageFilter(SkXfermodeImageFilter::Make(
                  SkXfermode::Make(SkXfermode::kSrcOver_Mode), offsetBackground,
                  offsetForeground, nullptr));
@@ -166,9 +166,10 @@ protected:
         // Test small bg, large fg with Screen (uses shader blend)
         auto mode = SkXfermode::Make(SkXfermode::kScreen_Mode);
         SkImageFilter::CropRect cropRect(SkRect::MakeXYWH(10, 10, 60, 60));
-        SkAutoTUnref<SkImageFilter> cropped(
-            SkOffsetImageFilter::Create(0, 0, foreground, &cropRect));
-        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, cropped, background, nullptr));
+        sk_sp<SkImageFilter> cropped(
+            SkOffsetImageFilter::Create(0, 0, foreground.get(), &cropRect));
+        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, cropped.get(),
+                                                         background.get(), nullptr));
         DrawClippedPaint(canvas, clipRect, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {
@@ -176,7 +177,8 @@ protected:
             y += fBitmap.height() + MARGIN;
         }
         // Test small fg, large bg with Screen (uses shader blend)
-        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, background, cropped, nullptr));
+        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, background.get(),
+                                                         cropped.get(), nullptr));
         DrawClippedPaint(canvas, clipRect, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {