ARM: Fix heap number allocation in lithium-codegen-arm that assumed...

src/arm/lithium-arm.h

Index: src/arm/lithium-arm.h
===================================================================
--- src/arm/lithium-arm.h	(revision 5966)
+++ src/arm/lithium-arm.h	(working copy)
@@ -1395,15 +1395,17 @@
 
 class LNumberTagD: public LUnaryOperation {
  public:
-  explicit LNumberTagD(LOperand* value, LOperand* temp)
-      : LUnaryOperation(value), temp_(temp) { }
+  explicit LNumberTagD(LOperand* value, LOperand* temp1, LOperand* temp2)
+      : LUnaryOperation(value), temp1_(temp1), temp2_(temp2) { }
 
   DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d")
 
-  LOperand* temp() const { return temp_; }
+  LOperand* temp1() const { return temp1_; }
+  LOperand* temp2() const { return temp2_; }
 
  private:
-  LOperand* temp_;
+  LOperand* temp1_;
+  LOperand* temp2_;
 };