Use custom ListContainer to allocate DrawQuads

cc/quads/list_container.h

Index: cc/quads/list_container.h
diff --git a/cc/quads/list_container.h b/cc/quads/list_container.h
index 34a30aadd6e74c2403fce5d339d61b9f00c428e6..5915a862afcd500e837c4cdd99bc5fc794bb5807 100644
--- a/cc/quads/list_container.h
+++ b/cc/quads/list_container.h
@@ -150,9 +150,15 @@ class CC_EXPORT ListContainer {
   // Allocate().
   template <typename DerivedElementType>
   DerivedElementType* AllocateAndConstruct() {
-    DerivedElementType* result =
-        new (Allocate(sizeof(DerivedElementType))) DerivedElementType;
-    return result;
+    return new (Allocate(sizeof(DerivedElementType))) DerivedElementType;
+  }
+  // Take in derived element type and copy construct it at location generated by
+  // Allocate().
+  template <typename DerivedElementType>
+  DerivedElementType* AllocateAndCopyConstruct(

[danakj, 2014/09/23 17:59:38]

nit: AllocateAndCopyFrom?

[weiliangc, 2014/09/24 20:14:35]

Done.

+      const DerivedElementType* source) {
+    return new (Allocate(sizeof(DerivedElementType)))
+        DerivedElementType(*source);
   }
 
   size_t size() const;