Remove SkAutoTUnref and SkAutoTDelete from public includes.

src/image/SkImage_Gpu.h

Index: src/image/SkImage_Gpu.h
diff --git a/src/image/SkImage_Gpu.h b/src/image/SkImage_Gpu.h
index 02260bcca5d3c17bf0d6a38ebfbf723dea31aec3..b0380863b5c69081b895cbc931488db0aa882256 100644
--- a/src/image/SkImage_Gpu.h
+++ b/src/image/SkImage_Gpu.h
@@ -23,7 +23,7 @@ public:
      *  An "image" can be a subset/window into a larger texture, so we explicit take the
      *  width and height.
      */
-    SkImage_Gpu(int w, int h, uint32_t uniqueID, SkAlphaType, GrTexture*, sk_sp<SkColorSpace>,
+    SkImage_Gpu(int w, int h, uint32_t uniqueID, SkAlphaType, sk_sp<GrTexture>, sk_sp<SkColorSpace>,
                 SkBudgeted);
     ~SkImage_Gpu() override;
 
@@ -43,20 +43,20 @@ public:
                             SkSourceGammaTreatment) const override;
     sk_sp<SkImage> onMakeSubset(const SkIRect&) const override;
 
-    GrTexture* peekTexture() const override { return fTexture; }
+    GrTexture* peekTexture() const override { return fTexture.get(); }
     sk_sp<GrTexture> refPinnedTexture(uint32_t* uniqueID) const override {
         *uniqueID = this->uniqueID();
-        return sk_ref_sp(fTexture.get());
+        return fTexture;
     }
     bool onReadPixels(const SkImageInfo&, void* dstPixels, size_t dstRowBytes,
                       int srcX, int srcY, CachingHint) const override;
 
 private:
-    SkAutoTUnref<GrTexture>     fTexture;
-    const SkAlphaType           fAlphaType;
-    const SkBudgeted            fBudgeted;
-    sk_sp<SkColorSpace>         fColorSpace;
-    mutable SkAtomic<bool>      fAddedRasterVersionToCache;
+    sk_sp<GrTexture>       fTexture;
+    const SkAlphaType      fAlphaType;
+    const SkBudgeted       fBudgeted;
+    sk_sp<SkColorSpace>    fColorSpace;
+    mutable SkAtomic<bool> fAddedRasterVersionToCache;
 
 
     typedef SkImage_Base INHERITED;