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

src/compiler/instruction-selector.h

Index: src/compiler/instruction-selector.h
diff --git a/src/compiler/instruction-selector.h b/src/compiler/instruction-selector.h
index 470bc233c8d618638e404299018a0ad142db1d5c..365ff0d67f81667d55692b7db0f7dc20cfc50be5 100644
--- a/src/compiler/instruction-selector.h
+++ b/src/compiler/instruction-selector.h
@@ -197,15 +197,12 @@ class InstructionSelector V8_FINAL {
 
   // ===========================================================================
 
-  typedef zone_allocator<Instruction*> InstructionPtrZoneAllocator;
-  typedef std::deque<Instruction*, InstructionPtrZoneAllocator> Instructions;
-
   Zone zone_;
   InstructionSequence* sequence_;
   SourcePositionTable* source_positions_;
   Features features_;
   BasicBlock* current_block_;
-  Instructions instructions_;
+  ZoneDeque<Instruction*> instructions_;
   BoolVector defined_;
   BoolVector used_;
 };