Stop passing raw pointers to base::Value API in c/b/ui

chrome/browser/ui/webui/extensions/extension_loader_handler.cc

Index: chrome/browser/ui/webui/extensions/extension_loader_handler.cc
diff --git a/chrome/browser/ui/webui/extensions/extension_loader_handler.cc b/chrome/browser/ui/webui/extensions/extension_loader_handler.cc
index f85d09dcae0c8da2418ede3428ef9248f182f48b..1ff867077b1f4bc79cda1c57bbde6fa1cd171633 100644
--- a/chrome/browser/ui/webui/extensions/extension_loader_handler.cc
+++ b/chrome/browser/ui/webui/extensions/extension_loader_handler.cc
@@ -9,12 +9,14 @@
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
+#include "base/memory/ptr_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/task_scheduler/post_task.h"
+#include "base/values.h"
 #include "chrome/browser/extensions/path_util.h"
 #include "chrome/browser/extensions/unpacked_installer.h"
 #include "chrome/browser/profiles/profile.h"
@@ -205,9 +207,11 @@ void ExtensionLoaderHandler::AddFailure(
   highlighter.SetHighlightedRegions(manifest_value.get());
 
   std::unique_ptr<base::DictionaryValue> failure(new base::DictionaryValue());
-  failure->Set("path", new base::Value(prettified_path.LossyDisplayName()));
-  failure->Set("error", new base::Value(base::UTF8ToUTF16(error)));
-  failure->Set("manifest", manifest_value.release());
+  failure->Set("path", base::MakeUnique<base::Value>(
+                           prettified_path.LossyDisplayName()));
+  failure->Set("error",
+               base::MakeUnique<base::Value>(base::UTF8ToUTF16(error)));
+  failure->Set("manifest", std::move(manifest_value));
   failures_.Append(std::move(failure));
 
   // Only notify the frontend if the frontend UI is ready.