Transfer DictionaryValue ownership in SandboxedUnpacker::OnUnpackSuccess()

chrome/browser/extensions/startup_helper.cc

Index: chrome/browser/extensions/startup_helper.cc
diff --git a/chrome/browser/extensions/startup_helper.cc b/chrome/browser/extensions/startup_helper.cc
index af77e585410f7bd913e6701ae0fbf4619483e43c..062fbfba9b07c4a3ff40abff2cdb4c5c1aec7f9b 100644
--- a/chrome/browser/extensions/startup_helper.cc
+++ b/chrome/browser/extensions/startup_helper.cc
@@ -101,7 +101,7 @@ class ValidateCrxHelper : public SandboxedUnpackerClient {
 
   void OnUnpackSuccess(const base::FilePath& temp_dir,
                        const base::FilePath& extension_root,
-                       const base::DictionaryValue* original_manifest,
+                       std::unique_ptr<base::DictionaryValue> original_manifest,
                        const Extension* extension,
                        const SkBitmap& install_icon) override {
     finished_ = true;