One allocation for an SkData which makes a copy.

src/core/SkStream.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkStream.h"
@@ skipping 288 matching lines @@
     }
     return fData->data();
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 static SkData* newFromParams(const void* src, size_t size, bool copyData) {
     if (copyData) {
         return SkData::NewWithCopy(src, size);
     } else {
-        return SkData::NewWithProc(src, size, NULL, NULL);
+        return SkData::NewUnowned(src, size);
     }
 }
 
 SkMemoryStream::SkMemoryStream() {
     fData = SkData::NewEmpty();
     fOffset = 0;
 }
 
 SkMemoryStream::SkMemoryStream(size_t size) {
     fData = SkData::NewFromMalloc(sk_malloc_throw(size), size);
@@ skipping 385 matching lines @@
 
     // If we get here, then our attempt at using mmap failed, so try normal
     // file access.
     SkFILEStream* stream = SkNEW_ARGS(SkFILEStream, (path));
     if (!stream->isValid()) {
         stream->unref();
         stream = NULL;
     }
     return stream;
 }