base: Remove scoped_refptr unwrapping for Bind arguments.

base/bind_internal.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BASE_BIND_INTERNAL_H_
 #define BASE_BIND_INTERNAL_H_
 
 #include <stddef.h>
 
 #include <type_traits>
@@ skipping 163 matching lines @@
 
   explicit RunnableAdapter(R(T::*method)(Args...))
       : method_(method) {
   }
 
   template <typename... RunArgs>
   R Run(T* object, RunArgs&&... 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...);
 };
 
 // Const Method.
 template <typename R, typename T, typename... Args>
 class RunnableAdapter<R(T::*)(Args...) const> {
  public:
   using RunType = R(const T*, Args...);
   using IsMethod = std::true_type;
 
   explicit RunnableAdapter(R(T::*method)(Args...) const)
       : method_(method) {
   }
 
   template <typename... RunArgs>
   R Run(const T* object, RunArgs&&... 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...) const;
 };
 
 
 // ForceVoidReturn<>
 //
 // Set of templates that support forcing the function return type to void.
 template <typename Sig>
 struct ForceVoidReturn;
@@ skipping 215 matching lines @@
 
   static void Destroy(BindStateBase* self) {
     delete static_cast<BindState*>(self);
   }
 };
 
 }  // namespace internal
 }  // namespace base
 
 #endif  // BASE_BIND_INTERNAL_H_