Change the hydrogen timing data to include zone allocation.

src/hydrogen.h

Index: src/hydrogen.h
diff --git a/src/hydrogen.h b/src/hydrogen.h
index 872ae98ead2a5c8723b6b2576c6e35d98ab4b6d5..35165ae97aea4a37b75ed41270bc1a4a5d0d7528 100644
--- a/src/hydrogen.h
+++ b/src/hydrogen.h
@@ -1,4 +1,4 @@
-// Copyright 2010 the V8 project authors. All rights reserved.
+// Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -906,7 +906,7 @@ class HValueMap: public ZoneObject {
 class HStatistics: public Malloced {
  public:
   void Print();
-  void SaveTiming(const char* name, int64_t ticks);
+  void SaveTiming(const char* name, int64_t ticks, unsigned size);
   static HStatistics* Instance() {
     static SetOncePointer<HStatistics> instance;
     if (!instance.is_set()) {
@@ -917,11 +917,19 @@ class HStatistics: public Malloced {
 
  private:
 
-  HStatistics() : timing_(5), names_(5), total_(0), full_code_gen_(0) { }
+  HStatistics()
+      : timing_(5),
+        names_(5),
+        sizes_(5),
+        total_(0),
+        total_size_(0),
+        full_code_gen_(0) { }
 
   List<int64_t> timing_;
   List<const char*> names_;
+  List<unsigned> sizes_;
   int64_t total_;
+  unsigned total_size_;
   int64_t full_code_gen_;
 };
 
@@ -958,6 +966,7 @@ class HPhase BASE_EMBEDDED {
   HGraph* graph_;
   LChunk* chunk_;
   LAllocator* allocator_;
+  unsigned start_allocation_size_;
 };