Attach snapshot data blob to the isolate.

src/mksnapshot.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <errno.h>
 #include <signal.h>
 #include <stdio.h>
 
 #include "src/v8.h"
 
@@ skipping 52 matching lines @@
   void WriteFilePrefix() const {
     fprintf(fp_, "// Autogenerated snapshot file. Do not edit.\n\n");
     fprintf(fp_, "#include \"src/v8.h\"\n");
     fprintf(fp_, "#include \"src/base/platform/platform.h\"\n\n");
     fprintf(fp_, "#include \"src/snapshot.h\"\n\n");
     fprintf(fp_, "namespace v8 {\n");
     fprintf(fp_, "namespace internal {\n\n");
   }
 
   void WriteFileSuffix() const {
-    fprintf(fp_, "const v8::StartupData Snapshot::SnapshotBlob() {\n");
-    fprintf(fp_, "  v8::StartupData blob;\n");
-    fprintf(fp_, "  blob.data = reinterpret_cast<const char*>(blob_data);\n");
-    fprintf(fp_, "  blob.raw_size = blob_size;\n");
-    fprintf(fp_, "  return blob;\n");
+    fprintf(fp_, "const v8::StartupData* Snapshot::DefaultSnapshotBlob() {\n");
+    fprintf(fp_, "  return &blob;\n");
     fprintf(fp_, "}\n\n");
     fprintf(fp_, "}  // namespace internal\n");
     fprintf(fp_, "}  // namespace v8\n");
   }
 
   void WriteData(const i::Vector<const i::byte>& blob) const {
     fprintf(fp_, "static const byte blob_data[] = {\n");
     WriteSnapshotData(blob);
     fprintf(fp_, "};\n");
     fprintf(fp_, "static const int blob_size = %d;\n", blob.length());
-    fprintf(fp_, "\n");
+    fprintf(fp_, "static const v8::StartupData blob =\n");
+    fprintf(fp_, "{ (const char*) blob_data, blob_size };\n");
   }
 
   void WriteSnapshotData(const i::Vector<const i::byte>& blob) const {
     for (int i = 0; i < blob.length(); i++) {
       if ((i & 0x1f) == 0x1f) fprintf(fp_, "\n");
       if (i > 0) fprintf(fp_, ",");
       fprintf(fp_, "%u", static_cast<unsigned char>(blob.at(i)));
     }
     fprintf(fp_, "\n");
   }
@@ skipping 72 matching lines @@
     writer.WriteSnapshot(blob);
     delete[] extra_code;
     delete[] blob.data;
   }
 
   V8::Dispose();
   V8::ShutdownPlatform();
   delete platform;
   return 0;
 }