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

extensions/renderer/script_context.cc

Index: extensions/renderer/script_context.cc
diff --git a/extensions/renderer/script_context.cc b/extensions/renderer/script_context.cc
index a1d8996a5daf4a604d2ad4a417b477dccf3c8d66..529c5fcd40cba368725f1f57b0937420ee759035 100644
--- a/extensions/renderer/script_context.cc
+++ b/extensions/renderer/script_context.cc
@@ -4,10 +4,11 @@
 
 #include "extensions/renderer/script_context.h"
 
+#include <memory>
+
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
@@ -323,7 +324,7 @@ void ScriptContext::OnResponseReceived(const std::string& name,
   DCHECK(thread_checker_.CalledOnValidThread());
   v8::HandleScope handle_scope(isolate());
 
-  scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create());
+  std::unique_ptr<V8ValueConverter> converter(V8ValueConverter::create());
   v8::Local<v8::Value> argv[] = {
       v8::Integer::New(isolate(), request_id),
       v8::String::NewFromUtf8(isolate(), name.c_str()),