Initialize ICU data files in d8 and disable i18n for other code samples

samples/shell.cc

Index: samples/shell.cc
diff --git a/samples/shell.cc b/samples/shell.cc
index a0af931b2314ba41abcf64ba3ae6560313c1e9fd..5c5f056ed1c8b1593efd31a6a5f2ad8deedaaee0 100644
--- a/samples/shell.cc
+++ b/samples/shell.cc
@@ -67,6 +67,8 @@ static bool run_shell;
 
 int main(int argc, char* argv[]) {
   v8::V8::SetFlagsFromCommandLine(&argc, argv, true);
+  v8::V8::SetFlagsFromString("--noenable_i18n",
+                             static_cast<int>(strlen("--noenable_i18n")));
   v8::Isolate* isolate = v8::Isolate::GetCurrent();
   run_shell = (argc == 1);
   int result;