Toward precompiled snapshots.

runtime/vm/benchmark_test.cc

Index: runtime/vm/benchmark_test.cc
diff --git a/runtime/vm/benchmark_test.cc b/runtime/vm/benchmark_test.cc
index b65d6391519ceb62b5b9ca0e51a6f1ea7c0ad636..68c83f9b595cfbdad8c2b5535762ae26dcf6f4d1 100644
--- a/runtime/vm/benchmark_test.cc
+++ b/runtime/vm/benchmark_test.cc
@@ -502,8 +502,10 @@ BENCHMARK_SIZE(CoreSnapshotSize) {
   // Write snapshot with object content.
   FullSnapshotWriter writer(&vm_isolate_snapshot_buffer,
                             &isolate_snapshot_buffer,
+                            NULL, /* instructions_snapshot_buffer */
                             &malloc_allocator,
-                            false /* snapshot_code */);
+                            false, /* snapshot_code */
+                            true /* vm_isolate_is_symbolic */);
   writer.WriteFullSnapshot();
   const Snapshot* snapshot = Snapshot::SetupFromBuffer(isolate_snapshot_buffer);
   ASSERT(snapshot->kind() == Snapshot::kFull);
@@ -537,8 +539,10 @@ BENCHMARK_SIZE(StandaloneSnapshotSize) {
   // Write snapshot with object content.
   FullSnapshotWriter writer(&vm_isolate_snapshot_buffer,
                             &isolate_snapshot_buffer,
+                            NULL, /* instructions_snapshot_buffer */
                             &malloc_allocator,
-                            false /* snapshot_code */);
+                            false, /* snapshot_code */
+                            true /* vm_isolate_is_symbolic */);
   writer.WriteFullSnapshot();
   const Snapshot* snapshot = Snapshot::SetupFromBuffer(isolate_snapshot_buffer);
   ASSERT(snapshot->kind() == Snapshot::kFull);