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

extensions/common/manifest_handlers/csp_info.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/manifest_handlers/csp_info.h"
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "extensions/common/csp_validator.h"
 #include "extensions/common/install_warning.h"
 #include "extensions/common/manifest_constants.h"
 #include "extensions/common/manifest_handlers/sandboxed_page_info.h"
 
 namespace extensions {
 
@@ skipping 135 matching lines @@
         type == Manifest::TYPE_LEGACY_PACKAGED_APP;
 }
 
 const std::vector<std::string> CSPHandler::Keys() const {
   const std::string& key = is_platform_app_ ?
       keys::kPlatformAppContentSecurityPolicy : keys::kContentSecurityPolicy;
   return SingleKey(key);
 }
 
 }  // namespace extensions