Convert //extensions/{common,shell} from scoped_ptr to std::unique_ptr

extensions/common/file_util_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 "extensions/common/file_util.h"
 
 #include <stddef.h>
 
 #include <utility>
 
@@ skipping 31 matching lines @@
   return extension;
 }
 
 scoped_refptr<Extension> LoadExtensionManifest(
     const std::string& manifest_value,
     const base::FilePath& manifest_dir,
     Manifest::Location location,
     int extra_flags,
     std::string* error) {
   JSONStringValueDeserializer deserializer(manifest_value);
-  scoped_ptr<base::Value> result = deserializer.Deserialize(NULL, error);
+  std::unique_ptr<base::Value> result = deserializer.Deserialize(NULL, error);
   if (!result.get())
     return NULL;
   CHECK_EQ(base::Value::TYPE_DICTIONARY, result->GetType());
   return LoadExtensionManifest(
       *base::DictionaryValue::From(std::move(result)).get(), manifest_dir,
       location, extra_flags, error);
 }
 
 }  // namespace
 
@@ skipping 214 matching lines @@
   std::vector<extensions::InstallWarning> warnings;
   EXPECT_TRUE(file_util::ValidateExtension(extension.get(), &error, &warnings))
       << error;
   EXPECT_EQ(0U, warnings.size());
 }
 
 TEST_F(FileUtilTest, BackgroundScriptsMustExist) {
   base::ScopedTempDir temp;
   ASSERT_TRUE(temp.CreateUniqueTempDir());
 
-  scoped_ptr<base::DictionaryValue> value(new base::DictionaryValue());
+  std::unique_ptr<base::DictionaryValue> value(new base::DictionaryValue());
   value->SetString("name", "test");
   value->SetString("version", "1");
   value->SetInteger("manifest_version", 1);
 
   base::ListValue* scripts = new base::ListValue();
   scripts->Append(new base::StringValue("foo.js"));
   value->Set("background.scripts", scripts);
 
   std::string error;
   std::vector<extensions::InstallWarning> warnings;
@@ skipping 245 matching lines @@
     base::FilePath actual_path =
         extensions::file_util::ExtensionResourceURLToFilePath(url, root_path);
     EXPECT_EQ(expected_path.value(), actual_path.value()) <<
       " For the path " << url;
   }
   // Remove temp files.
   ASSERT_TRUE(base::DeleteFile(root_path, true));
 }
 
 }  // namespace extensions