Convert //content/renderer from scoped_ptr to std::unique_ptr

content/renderer/manifest/manifest_manager.cc

Index: content/renderer/manifest/manifest_manager.cc
diff --git a/content/renderer/manifest/manifest_manager.cc b/content/renderer/manifest/manifest_manager.cc
index dcdf176047d52d535e41d8b9f23c12b85702ba96..fda8c835e64796aea0195be181c8254cca309c3d 100644
--- a/content/renderer/manifest/manifest_manager.cc
+++ b/content/renderer/manifest/manifest_manager.cc
@@ -160,7 +160,7 @@ void ManifestManager::OnManifestFetchComplete(
 
   fetcher_.reset();
 
-  for (const scoped_ptr<ManifestParser::ErrorInfo>& error_info :
+  for (const std::unique_ptr<ManifestParser::ErrorInfo>& error_info :
        parser.errors()) {
     blink::WebConsoleMessage message;
     message.level = blink::WebConsoleMessage::LevelError;