base: Remove scoped_refptr unwrapping for Bind arguments.

base/bind_internal.h

Index: base/bind_internal.h
diff --git a/base/bind_internal.h b/base/bind_internal.h
index 199467c5495197ae0f60827910f3681c8660e349..de14bfff0b4f1e77c88dfb2a53d70ee21137668e 100644
--- a/base/bind_internal.h
+++ b/base/bind_internal.h
@@ -181,6 +181,11 @@ class RunnableAdapter<R(T::*)(Args...)> {
     return (object->*method_)(std::forward<RunArgs>(args)...);
   }
 
+  template <typename RefType, typename... RunArgs>
+  R Run(const scoped_refptr<RefType>& object, RunArgs&&... args) {
+    return (object.get()->*method_)(std::forward<RunArgs>(args)...);
+  }
+
  private:
   R (T::*method_)(Args...);
 };
@@ -201,6 +206,11 @@ class RunnableAdapter<R(T::*)(Args...) const> {
     return (object->*method_)(std::forward<RunArgs>(args)...);
   }
 
+  template <typename RefType, typename... RunArgs>
+  R Run(const scoped_refptr<RefType>& object, RunArgs&&... args) {
+    return (object.get()->*method_)(std::forward<RunArgs>(args)...);
+  }
+
  private:
   R (T::*method_)(Args...) const;
 };