Add v8::Message::GetScriptOrigin() with tests

samples/lineprocessor.cc

Index: samples/lineprocessor.cc
diff --git a/samples/lineprocessor.cc b/samples/lineprocessor.cc
index edb0ba0a1e62ab01f3e32528eebe6196e679ff52..faf94c94eb2c987bfc76e621b6570ef81883a41d 100644
--- a/samples/lineprocessor.cc
+++ b/samples/lineprocessor.cc
@@ -300,7 +300,7 @@ void ReportException(v8::Isolate* isolate, v8::TryCatch* try_catch) {
     printf("%s\n", exception_string);
   } else {
     // Print (filename):(line number): (message).
-    v8::String::Utf8Value filename(message->GetScriptResourceName());
+    v8::String::Utf8Value filename(message->GetScriptOrigin().ResourceName());
     const char* filename_string = ToCString(filename);
     int linenum = message->GetLineNumber();
     printf("%s:%i: %s\n", filename_string, linenum, exception_string);