diff --git a/MMTk/harness/src/org/mmtk/harness/lang/ast/AllocUserType.java b/MMTk/harness/src/org/mmtk/harness/lang/ast/AllocUserType.java
deleted file mode 100644
index e69de29bb..000000000
diff --git a/MMTk/src/org/mmtk/utility/options/PerfMetric.java b/MMTk/src/org/mmtk/utility/options/PerfMetric.java
deleted file mode 100644
index e69de29bb..000000000
diff --git a/MMTk/src/org/mmtk/utility/statistics/PerfCounter.java b/MMTk/src/org/mmtk/utility/statistics/PerfCounter.java
deleted file mode 100644
index e69de29bb..000000000