Replace MessageLoop::DeleteSoon implementation with one that uses base::Bind.

base/message_loop_proxy.cc

Index: base/message_loop_proxy.cc
diff --git a/base/message_loop_proxy.cc b/base/message_loop_proxy.cc
index f9b4ad89787fd730cf3ee31b04feca13417dc10e..63837d7785ee55600050ba6885fcba038ccb0468 100644
--- a/base/message_loop_proxy.cc
+++ b/base/message_loop_proxy.cc
@@ -49,4 +49,11 @@ void MessageLoopProxy::OnDestruct() const {
   delete this;
 }
 
+bool MessageLoopProxy::DeleteSoonInternal(
+    const tracked_objects::Location& from_here,
+    void(*deleter)(const void*),
+    const void* object) {
+  return PostNonNestableTask(from_here, base::Bind(deleter, object));
+}
+
 }  // namespace base