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

src/compiler/generic-node-inl.h

 // Copyright 2013 the V8 project 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 V8_COMPILER_GENERIC_NODE_INL_H_
 #define V8_COMPILER_GENERIC_NODE_INL_H_
 
 #include "src/v8.h"
 
 #include "src/compiler/generic-graph.h"
@@ skipping 123 matching lines @@
   } else {
     use->next = NULL;
     use->prev = NULL;
   }
 }
 
 template <class B, class S>
 void GenericNode<B, S>::EnsureAppendableInputs(Zone* zone) {
   if (!has_appendable_inputs_) {
     void* deque_buffer = zone->New(sizeof(InputDeque));
-    InputDeque* deque = new (deque_buffer) InputDeque(ZoneInputAllocator(zone));
+    InputDeque* deque = new (deque_buffer) InputDeque(zone);
     for (int i = 0; i < input_count_; ++i) {
       deque->push_back(inputs_.static_[i]);
     }
     inputs_.appendable_ = deque;
     has_appendable_inputs_ = true;
   }
 }
 
 template <class B, class S>
 void GenericNode<B, S>::AppendInput(Zone* zone, GenericNode<B, S>* to_append) {
@@ skipping 81 matching lines @@
     ++use;
     ++input;
   }
   return result;
 }
 }
 }
 }  // namespace v8::internal::compiler
 
 #endif  // V8_COMPILER_GENERIC_NODE_INL_H_