Convert SkAutoTUnref<SkData> to sk_sp<SkData>.

tests/PDFJpegEmbedTest.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 "SkDocument.h"
 #include "SkCanvas.h"
 #include "SkImageGenerator.h"
@@ skipping 58 matching lines @@
     canvas->clear(SK_ColorLTGRAY);
 
     SkBitmap bm1(bitmap_from_data(mandrillData.get()));
     canvas->drawBitmap(bm1, 65.0, 0.0, nullptr);
     SkBitmap bm2(bitmap_from_data(cmykData.get()));
     canvas->drawBitmap(bm2, 0.0, 512.0, nullptr);
 
     canvas->flush();
     document->endPage();
     document->close();
-    SkAutoTUnref<SkData> pdfData(pdf.copyToData());
+    sk_sp<SkData> pdfData(pdf.copyToData());
     SkASSERT(pdfData);
     pdf.reset();
 
     REPORTER_ASSERT(r, is_subset_of(mandrillData.get(), pdfData.get()));
 
     // This JPEG uses a nonstandard colorspace - it can not be
     // embedded into the PDF directly.
     REPORTER_ASSERT(r, !is_subset_of(cmykData.get(), pdfData.get()));
     ////////////////////////////////////////////////////////////////////////////
     pdf.reset();
@@ skipping 48 matching lines @@
             continue;  // not applicable
         }
         if (kTests[i].type != info.fType) {
             ERRORF(r, "%s failed jfif type test", kTests[i].path);
             continue;
         }
         INFOF(r, "\nJpegIdentification: %s [%d x %d]\n", kTests[i].path,
               info.fSize.width(), info.fSize.height());
     }
 }