Introduce library ids and info in the wire protocol

runtime/vm/raw_object_snapshot.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 "vm/bigint_operations.h"
 #include "vm/object.h"
 #include "vm/object_store.h"
 #include "vm/snapshot.h"
 #include "vm/visitor.h"
 
@@ skipping 678 matching lines @@
     *reader->StringHandle() ^= reader->ReadObject();
     library = Library::LookupLibrary(*reader->StringHandle());
   } else {
     // Allocate library object.
     library = NEW_OBJECT(Library);
 
     // Set the object tags.
     library.set_tags(tags);
 
     // Set all non object fields.
+    library.raw_ptr()->index_ = reader->ReadIntptrValue();
     library.raw_ptr()->num_imports_ = reader->ReadIntptrValue();
     library.raw_ptr()->num_imported_into_ = reader->ReadIntptrValue();
     library.raw_ptr()->num_anonymous_ = reader->ReadIntptrValue();
     library.raw_ptr()->corelib_imported_ = reader->Read<bool>();
     library.raw_ptr()->load_state_ = reader->Read<int8_t>();
     // The native resolver is not serialized.
     Dart_NativeEntryResolver resolver =
         reader->Read<Dart_NativeEntryResolver>();
     ASSERT(resolver == NULL);
     library.set_native_entry_resolver(resolver);
@@ skipping 26 matching lines @@
 
   // Write out the class and tags information.
   writer->WriteObjectHeader(Object::kLibraryClass, ptr()->tags_);
 
   if (IsCreatedFromSnapshot()) {
     ASSERT(kind != Snapshot::kFull);
     // Write out library URL so that it can be looked up when reading.
     writer->WriteObject(ptr()->url_);
   } else {
     // Write out all non object fields.
+    writer->WriteIntptrValue(ptr()->index_);
     writer->WriteIntptrValue(ptr()->num_imports_);
     writer->WriteIntptrValue(ptr()->num_imported_into_);
     writer->WriteIntptrValue(ptr()->num_anonymous_);
     writer->Write<bool>(ptr()->corelib_imported_);
     writer->Write<int8_t>(ptr()->load_state_);
     // We do not serialize the native resolver over, this needs to be explicitly
     // set after deserialization.
     writer->Write<Dart_NativeEntryResolver>(NULL);
     // We do not write the loaded_scripts_ cache to the snapshot. It gets
     // set to NULL when reading the library from the snapshot, and will
@@ skipping 1628 matching lines @@
   writer->Write<RawObject*>(ptr()->num_bracket_expressions_);
   writer->WriteObject(ptr()->pattern_);
   writer->WriteIntptrValue(ptr()->type_);
   writer->WriteIntptrValue(ptr()->flags_);
 
   // Do not write out the data part which is native.
 }
 
 
 }  // namespace dart