Refactor allocation policies.

src/x64/lithium-x64.h

Index: src/x64/lithium-x64.h
diff --git a/src/x64/lithium-x64.h b/src/x64/lithium-x64.h
index af0b29991c5c98a7cd93c71478a83772358c55f0..38fa5d5b7066e772c5739e6f8aac0ce77450f677 100644
--- a/src/x64/lithium-x64.h
+++ b/src/x64/lithium-x64.h
@@ -335,7 +335,9 @@ class LGap: public LTemplateInstruction<0, 0, 0> {
   };
 
   LParallelMove* GetOrCreateParallelMove(InnerPosition pos)  {
-    if (parallel_moves_[pos] == NULL) parallel_moves_[pos] = new LParallelMove;
+    if (parallel_moves_[pos] == NULL) {
+      parallel_moves_[pos] = new LParallelMove(block_->zone());
+    }
     return parallel_moves_[pos];
   }
 
@@ -1926,9 +1928,9 @@ class LChunk: public ZoneObject {
     : spill_slot_count_(0),
       info_(info),
       graph_(graph),
-      instructions_(32),
-      pointer_maps_(8),
-      inlined_closures_(1) { }
+      instructions_(graph->zone(), 32),
+      pointer_maps_(graph->zone(), 8),
+      inlined_closures_(graph->zone(), 1) { }
 
   void AddInstruction(LInstruction* instruction, HBasicBlock* block);
   LConstantOperand* DefineConstantOperand(HConstant* constant);