Revisions to "First pass of ImageWriter"

Cleanup from accidental commit of:

    commit db4d54081f09abcbe97ffdf615874f2809a9e777
    Author: Brian Carlstrom <bdc@google.com>
    Date:   Tue Aug 9 12:18:28 2011 -0700

        First pass of ImageWriter

Change-Id: I0168c05d229e0c7f8059dc1ab1b46dc2dc426c53
diff --git a/src/memory_region.h b/src/memory_region.h
index f1a3ec5..3d04d91 100644
--- a/src/memory_region.h
+++ b/src/memory_region.h
@@ -76,6 +76,8 @@
 
   void* pointer_;
   size_t size_;
+
+  DISALLOW_COPY_AND_ASSIGN(MemoryRegion);
 };
 
 }  // namespace art