switch xfermodes over to sk_sp

gm/lcdblendmodes.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 /*
  * Tests text rendering with LCD and the various blend modes.
@@ skipping 58 matching lines @@
         SkCanvas* surfCanvas = surface->getCanvas();
         this->drawColumn(surfCanvas, SK_ColorBLACK, SK_ColorWHITE, false);
         surfCanvas->translate(SkIntToScalar(kColWidth), 0);
         this->drawColumn(surfCanvas, SK_ColorWHITE, SK_ColorBLACK, false);
         surfCanvas->translate(SkIntToScalar(kColWidth), 0);
         this->drawColumn(surfCanvas, SK_ColorGREEN, SK_ColorMAGENTA, false);
         surfCanvas->translate(SkIntToScalar(kColWidth), 0);
         this->drawColumn(surfCanvas, SK_ColorCYAN, SK_ColorMAGENTA, true);
 
         SkPaint surfPaint;
-        SkAutoTUnref<SkXfermode> xfermode(SkXfermode::Create(SkXfermode::kSrcOver_Mode));
-        surfPaint.setXfermode(xfermode);
+        surfPaint.setXfermode(SkXfermode::Make(SkXfermode::kSrcOver_Mode));
         surface->draw(canvas, 0, 0, &surfPaint);
     }
 
     void drawColumn(SkCanvas* canvas, SkColor backgroundColor, SkColor textColor, bool useGrad) {
         const struct {
             SkXfermode::Mode  fMode;
             const char*       fLabel;
         } gModes[] = {
             { SkXfermode::kClear_Mode,        "Clear"       },
             { SkXfermode::kSrc_Mode,          "Src"         },
@@ skipping 25 matching lines @@
             { SkXfermode::kColor_Mode,        "Color"       },
             { SkXfermode::kLuminosity_Mode,   "Luminosity"  },
         };
         // Draw background rect
         SkPaint backgroundPaint;
         backgroundPaint.setColor(backgroundColor);
         canvas->drawRectCoords(0, 0, SkIntToScalar(kColWidth), SkIntToScalar(kHeight),
                                backgroundPaint);
         SkScalar y = fTextHeight;
         for (size_t m = 0; m < SK_ARRAY_COUNT(gModes); m++) {
-            SkAutoTUnref<SkXfermode> xfermode(SkXfermode::Create(gModes[m].fMode));
             SkPaint paint;
             paint.setColor(textColor);
             paint.setAntiAlias(true);
             paint.setSubpixelText(true);
             paint.setLCDRenderText(true);
             paint.setTextSize(fTextHeight);
-            paint.setXfermode(xfermode);
+            paint.setXfermode(SkXfermode::Make(gModes[m].fMode));
             sk_tool_utils::set_portable_typeface(&paint);
             if (useGrad) {
                 SkRect r;
                 r.setXYWH(0, y - fTextHeight, SkIntToScalar(kColWidth), fTextHeight);
                 paint.setShader(make_shader(r));
             }
             SkString string(gModes[m].fLabel);
             canvas->drawText(gModes[m].fLabel, string.size(), 0, y, paint);
             y+=fTextHeight;
         }
     }
 
 private:
     SkScalar fTextHeight;
     sk_sp<SkShader> fCheckerboard;
     typedef skiagm::GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM( return new LcdBlendGM; )
 }