First step towards implementing dart:typeddata library.

runtime/vm/object.cc

Index: runtime/vm/object.cc
===================================================================
--- runtime/vm/object.cc	(revision 19416)
+++ runtime/vm/object.cc	(working copy)
@@ -1054,6 +1054,7 @@
   INIT_LIBRARY(Math, math, true);
   INIT_LIBRARY(Mirrors, mirrors, true);
   INIT_LIBRARY(Scalarlist, scalarlist, true);
+  INIT_LIBRARY(TypedData, typeddata, true);
   INIT_LIBRARY(Utf, utf, false);
   INIT_LIBRARY(Uri, uri, false);
 
@@ -6498,6 +6499,11 @@
 }
 
 
+RawLibrary* Library::TypedDataLibrary() {
+  return Isolate::Current()->object_store()->typeddata_library();
+}
+
+
 RawLibrary* Library::UriLibrary() {
   return Isolate::Current()->object_store()->uri_library();
 }