unique_ptr_migration: clean up references to scoped_ptr as of r389721

content/test/test_navigation_url_loader_delegate.cc

Index: content/test/test_navigation_url_loader_delegate.cc
diff --git a/content/test/test_navigation_url_loader_delegate.cc b/content/test/test_navigation_url_loader_delegate.cc
index 237b4145550e6e220b1bc6ef8089f15ba6024162..3a98776c412a4b207a61f38594a57bc4b73c1c2f 100644
--- a/content/test/test_navigation_url_loader_delegate.cc
+++ b/content/test/test_navigation_url_loader_delegate.cc
@@ -55,7 +55,7 @@ void TestNavigationURLLoaderDelegate::OnRequestRedirected(
 
 void TestNavigationURLLoaderDelegate::OnResponseStarted(
     const scoped_refptr<ResourceResponse>& response,
-    scoped_ptr<StreamHandle> body) {
+    std::unique_ptr<StreamHandle> body) {
   response_ = response;
   body_ = std::move(body);
   ASSERT_TRUE(response_started_);