diff --git a/include/llvm/CodeGen/LatencyPriorityQueue.h b/include/llvm/CodeGen/LatencyPriorityQueue.h
index 7ac0418c950..28b6909a2bd 100644
--- a/include/llvm/CodeGen/LatencyPriorityQueue.h
+++ b/include/llvm/CodeGen/LatencyPriorityQueue.h
@@ -73,8 +73,6 @@ public:
       return NumNodesSolelyBlocking[NodeNum];
     }
     
-    unsigned size() const { return Queue.size(); }
-
     bool empty() const { return Queue.empty(); }
     
     virtual void push(SUnit *U) {
diff --git a/include/llvm/CodeGen/ScheduleDAG.h b/include/llvm/CodeGen/ScheduleDAG.h
index 9478806dcd5..d7714029c13 100644
--- a/include/llvm/CodeGen/ScheduleDAG.h
+++ b/include/llvm/CodeGen/ScheduleDAG.h
@@ -424,7 +424,6 @@ namespace llvm {
     virtual void updateNode(const SUnit *SU) = 0;
     virtual void releaseState() = 0;
 
-    virtual unsigned size() const = 0;
     virtual bool empty() const = 0;
     virtual void push(SUnit *U) = 0;