Convert //chrome/browser/extensions from scoped_ptr to std::unique_ptr

chrome/browser/extensions/webstore_install_helper.cc

 // Copyright (c) 2012 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 "chrome/browser/extensions/webstore_install_helper.h"
 
 #include "base/bind.h"
 #include "base/values.h"
 #include "chrome/browser/bitmap_fetcher/bitmap_fetcher.h"
 #include "components/safe_json/safe_json_parser.h"
@@ skipping 65 matching lines @@
     error_ = kImageDecodeError;
     parse_error_ = Delegate::ICON_ERROR;
   }
   icon_fetcher_.reset();
 
   ReportResultsIfComplete();
   Release();  // Balanced in Start().
 }
 
 void WebstoreInstallHelper::OnJSONParseSucceeded(
-    scoped_ptr<base::Value> result) {
+    std::unique_ptr<base::Value> result) {
   CHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   manifest_parse_complete_ = true;
   const base::DictionaryValue* value;
   if (result->GetAsDictionary(&value))
     parsed_manifest_.reset(value->DeepCopy());
   else
     parse_error_ = Delegate::MANIFEST_ERROR;
 
   ReportResultsIfComplete();
 }
@@ skipping 13 matching lines @@
   if (!icon_decode_complete_ || !manifest_parse_complete_)
     return;
 
   if (error_.empty() && parsed_manifest_)
     delegate_->OnWebstoreParseSuccess(id_, icon_, parsed_manifest_.release());
   else
     delegate_->OnWebstoreParseFailure(id_, parse_error_, error_);
 }
 
 }  // namespace extensions