move setshader to sk_sp

gm/discard.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 #include "SkCanvas.h"
-#include "SkColorShader.h"
 #include "SkPaint.h"
 #include "SkRandom.h"
 #include "SkSurface.h"
 
 #if SK_SUPPORT_GPU
 
 namespace skiagm {
 
 /*
  * This GM exercises SkCanvas::discard() by creating an offscreen SkSurface and repeatedly
@@ skipping 38 matching lines @@
               // Make something that isn't too close to the background color, black.
               SkColor color = sk_tool_utils::color_to_565(rand.nextU() | 0xFF404040);
               switch (rand.nextULessThan(3)) {
                   case 0:
                       surface->getCanvas()->drawColor(color);
                       break;
                   case 1:
                       surface->getCanvas()->clear(color);
                       break;
                   case 2:
-                      SkColorShader shader(color);
                       SkPaint paint;
-                      paint.setShader(&shader);
+                      paint.setShader(SkShader::MakeColorShader(color));
                       surface->getCanvas()->drawPaint(paint);
                       break;
               }
               surface->draw(canvas, 10.f*x, 10.f*y, nullptr);
             }
         }
 
         surface->getCanvas()->discard();
     }
 
 private:
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new DiscardGM;)
 
 } // end namespace
 
 #endif