1 files changed, 10 insertions, 2 deletions
diff --git a/runtime/linear_alloc.h b/runtime/linear_alloc.h
index fcabcc803e..c10ddfda9f 100644
--- a/runtime/linear_alloc.h
+++ b/runtime/linear_alloc.h
@@ -28,7 +28,10 @@ class LinearAlloc {
  public:
   explicit LinearAlloc(ArenaPool* pool);
 
-  void* Alloc(Thread* self, size_t size);
+  void* Alloc(Thread* self, size_t size) LOCKS_EXCLUDED(lock_);
+
+  // Realloc never frees the input pointer, it is the caller's job to do this if necessary.
+  void* Realloc(Thread* self, void* ptr, size_t old_size, size_t new_size) LOCKS_EXCLUDED(lock_);
 
   // Allocate and construct an array of structs of type T.
   template<class T>
@@ -37,7 +40,12 @@ class LinearAlloc {
   }
 
   // Return the number of bytes used in the allocator.
-  size_t GetUsedMemory() const;
+  size_t GetUsedMemory() const LOCKS_EXCLUDED(lock_);
+
+  ArenaPool* GetArenaPool() LOCKS_EXCLUDED(lock_);
+
+  // Return true if the linear alloc contrains an address.
+  bool Contains(void* ptr) const;
 
  private:
   mutable Mutex lock_ DEFAULT_MUTEX_ACQUIRED_AFTER;