First step towards implementing dart:typeddata library.

runtime/vm/object.cc

Index: runtime/vm/object.cc
===================================================================
--- runtime/vm/object.cc	(revision 18956)
+++ runtime/vm/object.cc	(working copy)
@@ -1094,6 +1094,22 @@
   if (!error.IsNull()) {
     return error.raw();
   }
+
+  Library::InitTypedDataLibrary(isolate);
+  Library& typeddata_lib = Library::Handle(Library::TypedDataLibrary());
+  ASSERT(!typeddata_lib.IsNull());
+  const Script& typeddata_script = Script::Handle(
+      Bootstrap::LoadTypedDataScript(false));
+  error = Bootstrap::Compile(typeddata_lib, typeddata_script);
+  if (!error.IsNull()) {
+    return error.raw();
+  }
+  patch_script = Bootstrap::LoadTypedDataScript(true);
+  error = typeddata_lib.Patch(patch_script);
+  if (!error.IsNull()) {
+    return error.raw();
+  }
+
   Library& lib = Library::Handle();
   INIT_LIBRARY(Crypto,
                Bootstrap::LoadCryptoScript(false),
@@ -6510,6 +6526,28 @@
 }
 
 
+void Library::InitTypedDataLibrary(Isolate* isolate) {
+  const Array& null_array = Array::Handle();
+  Library& import_lib = Library::Handle();
+  Namespace& import_ns = Namespace::Handle();
+  const String& url = Symbols::DartTypedData();
+  const Library& lib = Library::Handle(Library::NewLibraryHelper(url, true));
+  lib.Register();
+
+  import_lib = Library::CollectionLibrary();
+  import_ns = Namespace::New(import_lib, null_array, null_array);
+  lib.AddImport(import_ns);
+
+  const String& import_prefix = String::Handle(Symbols::New("sl"));
+  import_lib = Library::ScalarlistLibrary();
+  import_ns = Namespace::New(import_lib, null_array, null_array);
+  const LibraryPrefix& library_prefix = LibraryPrefix::Handle(
+      LibraryPrefix::New(import_prefix, import_ns));
+  lib.AddObject(library_prefix, import_prefix);
+  isolate->object_store()->set_typeddata_library(lib);
+}
+
+
 void Library::InitUriLibrary(Isolate* isolate) {
   const String& url = Symbols::DartUri();
   const Library& lib = Library::Handle(Library::NewLibraryHelper(url, true));
@@ -6686,6 +6724,11 @@
 }
 
 
+RawLibrary* Library::TypedDataLibrary() {
+  return Isolate::Current()->object_store()->typeddata_library();
+}
+
+
 RawLibrary* Library::UriLibrary() {
   return Isolate::Current()->object_store()->uri_library();
 }