isolates refactor: this change introduces 'dart:isolate' as a library. This is a

runtime/vm/object_store.h

 // Copyright (c) 2011, 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.
 
 #ifndef VM_OBJECT_STORE_H_
 #define VM_OBJECT_STORE_H_
 
 #include "vm/object.h"
 
 namespace dart {
@@ skipping 229 matching lines @@
   RawLibrary* core_library() const { return core_library_; }
   void set_core_library(const Library& value) {
     core_library_ = value.raw();
   }
 
   RawLibrary* core_impl_library() const { return core_impl_library_; }
   void set_core_impl_library(const Library& value) {
     core_impl_library_ = value.raw();
   }
 
+  RawLibrary* isolate_library() const {
+    return isolate_library_;
+  }
+
+  void set_isolate_library(const Library& value) {
+    isolate_library_ = value.raw();
+  }
+
   RawLibrary* native_wrappers_library() const {
     return native_wrappers_library_;
   }
   void set_native_wrappers_library(const Library& value) {
     native_wrappers_library_ = value.raw();
   }
 
   RawLibrary* root_library() const { return root_library_; }
   void set_root_library(const Library& value) {
     root_library_ = value.raw();
@@ skipping 91 matching lines @@
   RawClass* external_byte_array_class_;
   RawClass* stacktrace_class_;
   RawClass* jsregexp_class_;
   RawBool* true_value_;
   RawBool* false_value_;
   RawArray* empty_array_;
   RawArray* symbol_table_;
   RawArray* canonical_type_arguments_;
   RawLibrary* core_library_;
   RawLibrary* core_impl_library_;
+  RawLibrary* isolate_library_;
   RawLibrary* native_wrappers_library_;
   RawLibrary* root_library_;
   RawLibrary* registered_libraries_;
   RawArray* pending_classes_;
   RawError* sticky_error_;
   RawContext* empty_context_;
   RawInstance* stack_overflow_;
   RawInstance* out_of_memory_;
   RawObject** to() { return reinterpret_cast<RawObject**>(&out_of_memory_); }
 
   bool preallocate_objects_called_;
 
   friend class SnapshotReader;
 
   DISALLOW_COPY_AND_ASSIGN(ObjectStore);
 };
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_STORE_H_