Revert of Add sk_sp helpers and switch Blink SkShader clients to the new APIs

third_party/WebKit/Source/platform/graphics/GeneratedImage.cpp

Index: third_party/WebKit/Source/platform/graphics/GeneratedImage.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/GeneratedImage.cpp b/third_party/WebKit/Source/platform/graphics/GeneratedImage.cpp
index 5a1b25147f3bbf1f335b6ee5fcb8694eec06d51a..afe68b2419c1b73ab320a33ff569789c17523f26 100644
--- a/third_party/WebKit/Source/platform/graphics/GeneratedImage.cpp
+++ b/third_party/WebKit/Source/platform/graphics/GeneratedImage.cpp
@@ -47,14 +47,14 @@
     SkPictureBuilder builder(tileRect, nullptr, &destContext);
     builder.context().beginRecording(tileRect);
     drawTile(builder.context(), srcRect);
-    RefPtr<SkPicture> tilePicture = builder.endRecording();
+    RefPtr<const SkPicture> tilePicture = builder.endRecording();
 
     AffineTransform patternTransform;
     patternTransform.translate(phase.x(), phase.y());
     patternTransform.scale(scale.width(), scale.height());
     patternTransform.translate(tileRect.x(), tileRect.y());
 
-    RefPtr<Pattern> picturePattern = Pattern::createPicturePattern(tilePicture.release());
+    RefPtr<Pattern> picturePattern = Pattern::createPicturePattern(tilePicture);
     picturePattern->setPatternSpaceTransform(patternTransform);
 
     SkPaint fillPaint = destContext.fillPaint();