Update SkXfermodeImageFilter to sk_sp

TBR=reed@google.com

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1852123002

Committed: https://skia.googlesource.com/skia/+/3bc969264d4720d67f0b137552b3777a03b431a8

Review URL: https://codereview.chromium.org/1852123002
diff --git a/gm/xfermodeimagefilter.cpp b/gm/xfermodeimagefilter.cpp
index 3293c81..ee6822a 100644
--- a/gm/xfermodeimagefilter.cpp
+++ b/gm/xfermodeimagefilter.cpp
@@ -88,7 +88,7 @@
         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.get()));
+                                                             background));
             DrawClippedBitmap(canvas, fBitmap, paint, x, y);
             x += fBitmap.width() + MARGIN;
             if (x + fBitmap.width() > WIDTH) {
@@ -98,7 +98,8 @@
         }
         // Test arithmetic mode as image filter
         paint.setImageFilter(SkXfermodeImageFilter::Make(
-                         SkArithmeticMode::Make(0, SK_Scalar1, SK_Scalar1, 0), background.get()));
+                         SkArithmeticMode::Make(0, SK_Scalar1, SK_Scalar1, 0),
+                         background));
         DrawClippedBitmap(canvas, fBitmap, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {
@@ -106,7 +107,7 @@
             y += fBitmap.height() + MARGIN;
         }
         // Test nullptr mode
-        paint.setImageFilter(SkXfermodeImageFilter::Make(nullptr, background.get()));
+        paint.setImageFilter(SkXfermodeImageFilter::Make(nullptr, background));
         DrawClippedBitmap(canvas, fBitmap, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {
@@ -126,8 +127,8 @@
                                                                         background));
         paint.setImageFilter(SkXfermodeImageFilter::Make(
                                                      SkXfermode::Make(SkXfermode::kSrcOver_Mode),
-                                                     offsetBackground.get(),
-                                                     offsetForeground.get(),
+                                                     offsetBackground,
+                                                     offsetForeground,
                                                      nullptr));
         DrawClippedPaint(canvas, clipRect, paint, x, y);
         x += fBitmap.width() + MARGIN;
@@ -137,8 +138,8 @@
         }
         // Test offsets on Darken (uses shader blend)
         paint.setImageFilter(SkXfermodeImageFilter::Make(SkXfermode::Make(SkXfermode::kDarken_Mode),
-                                                         offsetBackground.get(),
-                                                         offsetForeground.get(),
+                                                         offsetBackground,
+                                                         offsetForeground,
                                                          nullptr));
         DrawClippedPaint(canvas, clipRect, paint, x, y);
         x += fBitmap.width() + MARGIN;
@@ -161,8 +162,8 @@
                                                  fBitmap.height() + offsets[i][3]);
             SkImageFilter::CropRect rect(SkRect::Make(cropRect));
             paint.setImageFilter(SkXfermodeImageFilter::Make(SkXfermode::Make(sampledModes[i]),
-                                                             offsetBackground.get(),
-                                                             offsetForeground.get(),
+                                                             offsetBackground,
+                                                             offsetForeground,
                                                              &rect));
             DrawClippedPaint(canvas, clipRect, paint, x, y);
             x += fBitmap.width() + MARGIN;
@@ -175,8 +176,7 @@
         auto mode = SkXfermode::Make(SkXfermode::kScreen_Mode);
         SkImageFilter::CropRect cropRect(SkRect::MakeXYWH(10, 10, 60, 60));
         sk_sp<SkImageFilter> cropped(SkOffsetImageFilter::Make(0, 0, foreground, &cropRect));
-        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, cropped.get(),
-                                                         background.get(), nullptr));
+        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, cropped, background, nullptr));
         DrawClippedPaint(canvas, clipRect, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {
@@ -184,8 +184,7 @@
             y += fBitmap.height() + MARGIN;
         }
         // Test small fg, large bg with Screen (uses shader blend)
-        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, background.get(),
-                                                         cropped.get(), nullptr));
+        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, background, cropped, nullptr));
         DrawClippedPaint(canvas, clipRect, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {
@@ -197,8 +196,8 @@
         // the region outside the foreground.
         mode = SkXfermode::Make(SkXfermode::kSrcIn_Mode);
         SkImageFilter::CropRect cropRectFull(SkRect::MakeXYWH(0, 0, 80, 80));
-        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, background.get(),
-                                                         cropped.get(), &cropRectFull));
+        paint.setImageFilter(SkXfermodeImageFilter::Make(mode, background,
+                                                         cropped, &cropRectFull));
         DrawClippedPaint(canvas, clipRect, paint, x, y);
         x += fBitmap.width() + MARGIN;
         if (x + fBitmap.width() > WIDTH) {