One allocation for an SkData which makes a copy.

src/core/SkStream.cpp

Index: src/core/SkStream.cpp
===================================================================
--- src/core/SkStream.cpp	(revision 9702)
+++ src/core/SkStream.cpp	(working copy)
@@ -306,7 +306,7 @@
     if (copyData) {
         return SkData::NewWithCopy(src, size);
     } else {
-        return SkData::NewWithProc(src, size, NULL, NULL);
+        return SkData::NewUnowned(src, size);
     }
 }