Convert Pass()→std::move() in //chrome

chrome/utility/cloud_print/pwg_encoder_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdint.h>
 
 #include "base/files/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/sha1.h"
 #include "chrome/utility/cloud_print/bitmap_image.h"
@@ skipping 41 matching lines @@
     for (int j = 400; j < 500; j++) {
       int row_start = j * kRasterWidth;
       if ((i/40) % 2 == 0) {
         bitmap_data[row_start + i] = 255 << 8;
       } else {
         bitmap_data[row_start + i] = 255 << 16;
       }
     }
   }
 
-  return bitmap_image.Pass();
+  return bitmap_image;
 }
 
 }  // namespace
 
 TEST(PwgRasterTest, CompareWithMaster) {
   std::string output;
   PwgEncoder encoder;
   scoped_ptr<BitmapImage> image = MakeSampleBitmap();
   PwgHeaderInfo header_info;
   header_info.dpi = kRasterDPI;
   header_info.total_pages = 1;
 
   encoder.EncodeDocumentHeader(&output);
   encoder.EncodePage(*image, header_info, &output);
 
   EXPECT_EQ(kPWGFileSha1, base::SHA1HashString(output));
 }
 
 }  // namespace cloud_print