use Make instead of Create to return a shared shader

samplecode/SampleCamera.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 "SkAnimTimer.h"
 #include "SkView.h"
@@ skipping 21 matching lines @@
         for (int i = 0;; i++) {
             SkString str;
             str.printf("/skimages/elephant%d.jpeg", i);
             SkBitmap bm;
             if (SkImageDecoder::DecodeFile(str.c_str(), &bm)) {
                 SkRect src = { 0, 0, SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) };
                 SkRect dst = { -150, -150, 150, 150 };
                 SkMatrix matrix;
                 matrix.setRectToRect(src, dst, SkMatrix::kFill_ScaleToFit);
 
-                SkShader* s = SkShader::CreateBitmapShader(bm,
+                SkShader* s = SkShader::MakeBitmapShader(bm,
                                                            SkShader::kClamp_TileMode,
                                                            SkShader::kClamp_TileMode,
-                                                           &matrix);
+                                                           &matrix).release();
                 *fShaders.append() = s;
             } else {
                 break;
             }
         }
         this->setBGColor(0xFFDDDDDD);
     }
 
     virtual ~CameraView() {
         fShaders.unrefAll();
@@ skipping 44 matching lines @@
 
 private:
     SkScalar fRX, fRY, fRZ;
     typedef SampleView INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static SkView* MyFactory() { return new CameraView; }
 static SkViewRegister reg(MyFactory);