Move internals.dart out of Sky SDK

sky/shell/ui/internals.cc

Index: sky/shell/ui/internals.cc
diff --git a/sky/shell/ui/internals.cc b/sky/shell/ui/internals.cc
index 676f3521ba9ca2215db736b46aa0a542ed92f5cb..a7555afa8ca6e106f7fdabf22a008afd4a2afb00 100644
--- a/sky/shell/ui/internals.cc
+++ b/sky/shell/ui/internals.cc
@@ -52,9 +52,6 @@ const uint8_t* Symbolizer(Dart_NativeFunction native_function) {
 }
 
 const char kLibraryName[] = "dart:sky.internals";
-const char kLibrarySource[] = R"DART(
-int takeServicesProvidedByEmbedder() native "takeServicesProvidedByEmbedder";
-)DART";
 
 }  // namespace
 
@@ -63,10 +60,8 @@ void Internals::Create(Dart_Isolate isolate,
   DartState* state = DartState::From(isolate);
   state->SetUserData(&kInternalsKey, new Internals(service_provider.Pass()));
   Dart_Handle library =
-      Dart_LoadLibrary(Dart_NewStringFromCString(kLibraryName),
-                       Dart_NewStringFromCString(kLibrarySource), 0, 0);
+      Dart_LookupLibrary(Dart_NewStringFromCString(kLibraryName));
   CHECK(!LogIfError(library));
-  CHECK(!LogIfError(Dart_FinalizeLoading(true)));
   CHECK(!LogIfError(Dart_SetNativeResolver(library, Resolver, Symbolizer)));
 }