First part of lithium ARM port.

src/hydrogen-instructions.h

Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index e9c437ffdff7685212fe082099c650f881b5c0a5..0594c359065e1dd9ce70f74d03b6a2f8e0f5b93b 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -910,6 +910,9 @@ class HCompareMapAndBranch: public HUnaryControlInstruction {
   virtual HBasicBlock* FirstSuccessor() const { return true_destination_; }
   virtual HBasicBlock* SecondSuccessor() const { return false_destination_; }
 
+  HBasicBlock* true_destination() const { return true_destination_; }
+  HBasicBlock* false_destination() const { return false_destination_; }
+
   virtual void PrintDataTo(StringStream* stream) const;
 
   Handle<Map> map() const { return map_; }