Introduce subclass wrappers for STL containers that make them a lot easier

src/compiler/node-aux-data.h

Index: src/compiler/node-aux-data.h
diff --git a/src/compiler/node-aux-data.h b/src/compiler/node-aux-data.h
index 1e836338a989d739227af98285d6c82716c9b319..7acce33949fbe741b7b9f5907e8c6bab5c3f2a1b 100644
--- a/src/compiler/node-aux-data.h
+++ b/src/compiler/node-aux-data.h
@@ -5,9 +5,7 @@
 #ifndef V8_COMPILER_NODE_AUX_DATA_H_
 #define V8_COMPILER_NODE_AUX_DATA_H_
 
-#include <vector>
-
-#include "src/zone-allocator.h"
+#include "src/zone-containers.h"
 
 namespace v8 {
 namespace internal {
@@ -26,10 +24,7 @@ class NodeAuxData {
   inline T Get(Node* node);
 
  private:
-  typedef zone_allocator<T> ZoneAllocator;
-  typedef std::vector<T, ZoneAllocator> TZoneVector;
-
-  TZoneVector aux_data_;
+  ZoneVector<T> aux_data_;
 };
 }
 }