use Make instead of Create to return a shared shader

samplecode/SampleAARects.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SampleCode.h"
 #include "SkView.h"
 #include "SkCanvas.h"
@@ skipping 44 matching lines @@
         }
         return this->INHERITED::onQuery(evt);
     }
 
     virtual void onDrawContent(SkCanvas* canvas) {
         canvas->translate(SkIntToScalar(10), SkIntToScalar(10));
 
         SkPaint bluePaint;
         bluePaint.setARGB(0xff, 0x0, 0x0, 0xff);
         SkPaint bmpPaint;
-        SkShader* bmpShader = SkShader::CreateBitmapShader(fBitmap, SkShader::kRepeat_TileMode, SkShader::kRepeat_TileMode);
-        bmpPaint.setShader(bmpShader);
-        bmpShader->unref();
-
+        bmpPaint.setShader(SkShader::MakeBitmapShader(fBitmap, SkShader::kRepeat_TileMode,
+                                                      SkShader::kRepeat_TileMode));
         bluePaint.setStrokeWidth(3);
         bmpPaint.setStrokeWidth(3);
 
         SkPaint paints[] = { bluePaint, bmpPaint };
 
         SkRect rect;
 
         SkScalar dx = SkIntToScalar(80);
         SkScalar dy = SkIntToScalar(100);
         SkMatrix matrix;
@@ skipping 108 matching lines @@
 private:
     int fWidth;
 
     typedef SampleView INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static SkView* MyFactory() { return new AARectView; }
 static SkViewRegister reg(MyFactory);