Add local variable declaration token position to service protocol

runtime/vm/parser.h

Index: runtime/vm/parser.h
diff --git a/runtime/vm/parser.h b/runtime/vm/parser.h
index 9134bb12058952b5321c64ae913560252d93e0be..155a7e90ecd3169f00c79f577640b91178aef2a6 100644
--- a/runtime/vm/parser.h
+++ b/runtime/vm/parser.h
@@ -106,6 +106,7 @@ class ParsedFunction : public ZoneAllocated {
     // Every function has a local variable for the current context.
     LocalVariable* temp = new(zone()) LocalVariable(
         function.token_pos(),
+        function.token_pos(),
         Symbols::CurrentContextVar(),
         Object::dynamic_type());
     ASSERT(temp != NULL);