SkData can allocate room for its contents in the same block

src/pdf/SkPDFGraphicState.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkData.h"
 #include "SkPDFFormXObject.h"
 #include "SkPDFGraphicState.h"
@@ skipping 105 matching lines @@
         // Acrobat crashes if we use a type 0 function, kpdf crashes if we use
         // a type 2 function, so we use a type 4 function.
         SkAutoTUnref<SkPDFArray> domainAndRange(new SkPDFArray);
         domainAndRange->reserve(2);
         domainAndRange->appendInt(0);
         domainAndRange->appendInt(1);
 
         static const char psInvert[] = "{1 exch sub}";
         // Do not copy the trailing '\0' into the SkData.
         SkAutoTUnref<SkData> psInvertStream(
-                SkData::NewWithCopy(psInvert, strlen(psInvert)));
+                SkData::NewWithoutCopy(psInvert, strlen(psInvert)));
 
         invertFunction = new SkPDFStream(psInvertStream.get());
         invertFunction->insertInt("FunctionType", 4);
         invertFunction->insert("Domain", domainAndRange.get());
         invertFunction->insert("Range", domainAndRange.get());
     }
     return invertFunction;
 }
 
 // static
@@ skipping 141 matching lines @@
     }
     if (bXfermodeName < 0 || bXfermodeName > SkXfermode::kLastMode ||
             blend_mode_from_xfermode(bXfermodeName) == NULL) {
         bXfermodeName = SkXfermode::kSrcOver_Mode;
     }
     const char* bXfermodeString = blend_mode_from_xfermode(bXfermodeName);
     SkASSERT(bXfermodeString != NULL);
 
     return strcmp(aXfermodeString, bXfermodeString) == 0;
 }