Convert //chrome from scoped_ptr to std::unique_ptr

chrome/utility/cloud_print/pwg_encoder_unittest.cc

Index: chrome/utility/cloud_print/pwg_encoder_unittest.cc
diff --git a/chrome/utility/cloud_print/pwg_encoder_unittest.cc b/chrome/utility/cloud_print/pwg_encoder_unittest.cc
index a60b6f43ac4e08c1cfb08476eab5c2378889cd96..8264ed04513d5d6067bb61ee7aefc6c7990afd57 100644
--- a/chrome/utility/cloud_print/pwg_encoder_unittest.cc
+++ b/chrome/utility/cloud_print/pwg_encoder_unittest.cc
@@ -2,13 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "chrome/utility/cloud_print/pwg_encoder.h"
+
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/files/file_util.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/sha1.h"
 #include "chrome/utility/cloud_print/bitmap_image.h"
-#include "chrome/utility/cloud_print/pwg_encoder.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace cloud_print {
@@ -26,10 +28,9 @@ const int kRasterWidth = 612;
 const int kRasterHeight = 792;
 const int kRasterDPI = 72;
 
-scoped_ptr<BitmapImage> MakeSampleBitmap() {
-  scoped_ptr<BitmapImage> bitmap_image(
-      new BitmapImage(gfx::Size(kRasterWidth, kRasterHeight),
-                      BitmapImage::RGBA));
+std::unique_ptr<BitmapImage> MakeSampleBitmap() {
+  std::unique_ptr<BitmapImage> bitmap_image(new BitmapImage(
+      gfx::Size(kRasterWidth, kRasterHeight), BitmapImage::RGBA));
 
   uint32_t* bitmap_data =
       reinterpret_cast<uint32_t*>(bitmap_image->pixel_data());
@@ -67,7 +68,7 @@ scoped_ptr<BitmapImage> MakeSampleBitmap() {
 TEST(PwgRasterTest, CompareWithMaster) {
   std::string output;
   PwgEncoder encoder;
-  scoped_ptr<BitmapImage> image = MakeSampleBitmap();
+  std::unique_ptr<BitmapImage> image = MakeSampleBitmap();
   PwgHeaderInfo header_info;
   header_info.dpi = kRasterDPI;
   header_info.total_pages = 1;