Initial steps into streaming the kernel flowgraph

runtime/bin/main.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
 
 #include "include/dart_api.h"
 #include "include/dart_tools_api.h"
@@ skipping 857 matching lines @@
           return NULL;
       }
     } else if (!isolate_run_app_snapshot) {
       is_kernel = TryReadKernel(script_uri, &kernel_file, &kernel_length);
     }
   }
 
   void* kernel_program = NULL;
   if (is_kernel) {
     kernel_program = Dart_ReadKernelBinary(kernel_file, kernel_length);
-    free(const_cast<uint8_t*>(kernel_file));
   }
 
   IsolateData* isolate_data =
       new IsolateData(script_uri, package_root, packages_config, app_snapshot);
   // If the script is a Kernel binary, then we will try to bootstrap from the
   // script.
   Dart_Isolate isolate =
       is_kernel ? Dart_CreateIsolateFromKernel(script_uri, main, kernel_program,
                                                flags, isolate_data, error)
                 : Dart_CreateIsolate(script_uri, main, isolate_snapshot_data,
@@ skipping 779 matching lines @@
   Platform::Exit(Process::GlobalExitCode());
 }
 
 }  // namespace bin
 }  // namespace dart
 
 int main(int argc, char** argv) {
   dart::bin::main(argc, argv);
   UNREACHABLE();
 }