Revert of Finish conversion to sk_sp<SkShader> (patchset #2 id:20001 of https://codereview.chromium.org/1803763002/ )

Reason for revert:
need to update cmake build example

Original issue's description:
> Finish conversion to sk_sp<SkShader>
>
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1803763002
>
> TBR=
>
> Committed: https://skia.googlesource.com/skia/+/15c3a0e55bd9134dace0ace2fffb855a0f09542f

TBR=
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1798133003

1 files changed, 5 insertions, 4 deletions

diff --git a/bench/PatchBench.cpp b/bench/PatchBench.cpp
index 5d7451a0c4..6f51b4593a 100644
--- a/bench/PatchBench.cpp
+++ b/bench/PatchBench.cpp
@@ -69,15 +69,16 @@ public:
     }
 
     // override this method to change the shader
-    virtual sk_sp<SkShader> createShader() {
+    virtual SkShader* createShader() {
         const SkColor colors[] = {
             SK_ColorRED, SK_ColorCYAN, SK_ColorGREEN, SK_ColorWHITE,
             SK_ColorMAGENTA, SK_ColorBLUE, SK_ColorYELLOW,
         };
         const SkPoint pts[] = { { 200.f / 4.f, 0.f }, { 3.f * 200.f / 4, 200.f } };
 
-        return SkGradientShader::MakeLinear(pts, colors, nullptr, SK_ARRAY_COUNT(colors),
-                                            SkShader::kMirror_TileMode);
+        return SkGradientShader::CreateLinear(pts, colors, nullptr,
+                                              SK_ARRAY_COUNT(colors),
+                                              SkShader::kMirror_TileMode);
     }
 
 protected:
@@ -114,7 +115,7 @@ protected:
         switch (fVertexMode) {
             case kTexCoords_VertexMode:
             case kBoth_VertexMode:
-                fPaint.setShader(this->createShader());
+                fPaint.setShader(this->createShader())->unref();
                 break;
             default:
                 fPaint.setShader(nullptr);