use Make instead of Create to return a shared shader

samplecode/SampleCamera.cpp

Index: samplecode/SampleCamera.cpp
diff --git a/samplecode/SampleCamera.cpp b/samplecode/SampleCamera.cpp
index 991013a850251e830bb0e68e9e708d8a34a016a8..b860917f3fbae8af849960bcb84498ca0c03a206 100644
--- a/samplecode/SampleCamera.cpp
+++ b/samplecode/SampleCamera.cpp
@@ -39,10 +39,10 @@ public:
                 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;