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

extensions/renderer/programmatic_script_injector.cc

Index: extensions/renderer/programmatic_script_injector.cc
diff --git a/extensions/renderer/programmatic_script_injector.cc b/extensions/renderer/programmatic_script_injector.cc
index eea394b0aa8ea429fb9a9737366a07227bf5c1d2..e52885eee742fe261107ff1040b6628d9e532a83 100644
--- a/extensions/renderer/programmatic_script_injector.cc
+++ b/extensions/renderer/programmatic_script_injector.cc
@@ -118,7 +118,7 @@ void ProgrammaticScriptInjector::GetRunInfo(
 }
 
 void ProgrammaticScriptInjector::OnInjectionComplete(
-    scoped_ptr<base::Value> execution_result,
+    std::unique_ptr<base::Value> execution_result,
     UserScript::RunLocation run_location,
     content::RenderFrame* render_frame) {
   DCHECK(results_.empty());