Modify ListContainer<T>::Allocate to return a pointer of type void*.

cc/quads/list_container.cc

Index: cc/quads/list_container.cc
diff --git a/cc/quads/list_container.cc b/cc/quads/list_container.cc
index 04e1c972b8c4be0d9d2d6a0477da4f92d5d7c367..c5cbf87fa40eeec3ca47ff597439627c30879146 100644
--- a/cc/quads/list_container.cc
+++ b/cc/quads/list_container.cc
@@ -433,11 +433,10 @@ BaseElementType* ListContainer<BaseElementType>::ElementAt(size_t index) {
 }
 
 template <typename BaseElementType>
-BaseElementType* ListContainer<BaseElementType>::Allocate(
+void* ListContainer<BaseElementType>::Allocate(
     size_t size_of_actual_element_in_bytes) {
   DCHECK_LE(size_of_actual_element_in_bytes, data_->element_size());
-  void* result = data_->Allocate();
-  return static_cast<BaseElementType*>(result);
+  return data_->Allocate();
 }
 
 template <typename BaseElementType>