Make precompiler work with product mode.

runtime/vm/dart_api_impl.cc

 // Copyright (c) 2013, 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 "include/dart_api.h"
 #include "include/dart_mirrors_api.h"
 #include "include/dart_native_api.h"
 
 #include "platform/assert.h"
 #include "lib/stacktrace.h"
@@ skipping 1127 matching lines @@
     Dart_IsolateCreateCallback create,
     Dart_IsolateInterruptCallback interrupt,
     Dart_IsolateUnhandledExceptionCallback unhandled,
     Dart_IsolateShutdownCallback shutdown,
     Dart_FileOpenCallback file_open,
     Dart_FileReadCallback file_read,
     Dart_FileWriteCallback file_write,
     Dart_FileCloseCallback file_close,
     Dart_EntropySource entropy_source,
     Dart_GetVMServiceAssetsArchive get_service_assets) {
-  if ((instructions_snapshot != NULL) && !FLAG_precompiled_mode) {
+  if ((instructions_snapshot != NULL) && !FLAG_precompiled_runtime) {
     return strdup("Flag --precompilation was not specified.");
   }
   if (interrupt != NULL) {
     return strdup("Dart_Initialize: "
                   "Setting of interrupt callback is not supported.");
   }
   if (unhandled != NULL) {
     return strdup("Dart_Initialize: "
                   "Setting of unhandled exception callback is not supported.");
   }
@@ skipping 5035 matching lines @@
   return Api::Success();
 }
 #endif  // DART_PRECOMPILER
 
 
 DART_EXPORT bool Dart_IsRunningPrecompiledCode() {
   return Dart::IsRunningPrecompiledCode();
 }
 
 }  // namespace dart