remove legacy Skia flags

third_party/WebKit/Source/modules/canvas2d/CanvasRenderingContext2DState.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/canvas2d/CanvasRenderingContext2DState.h"
 
 #include "core/css/CSSFontSelector.h"
 #include "core/css/resolver/FilterOperationResolver.h"
 #include "core/css/resolver/StyleBuilder.h"
 #include "core/css/resolver/StyleResolverState.h"
@@ skipping 525 matching lines @@
 
   if (!shouldDrawShadows() && shadowMode == DrawShadowOnly) {
     paint->setLooper(sk_ref_sp(emptyDrawLooper()));  // draw nothing
     paint->setImageFilter(0);
     return paint;
   }
 
   if (shadowMode == DrawShadowOnly) {
     if (imageType == NonOpaqueImage || m_filterValue) {
       paint->setLooper(0);
-      paint->setImageFilter(shadowOnlyImageFilter());
+      paint->setImageFilter(sk_ref_sp(shadowOnlyImageFilter()));
       return paint;
     }
     paint->setLooper(sk_ref_sp(shadowOnlyDrawLooper()));
     paint->setImageFilter(0);
     return paint;
   }
 
   ASSERT(shadowMode == DrawShadowAndForeground);
   if (imageType == NonOpaqueImage) {
     paint->setLooper(0);
-    paint->setImageFilter(shadowAndForegroundImageFilter());
+    paint->setImageFilter(sk_ref_sp(shadowAndForegroundImageFilter()));
     return paint;
   }
   paint->setLooper(sk_ref_sp(shadowAndForegroundDrawLooper()));
   paint->setImageFilter(0);
   return paint;
 }
 
 }  // namespace blink