Add E0790 as more specific variant of E0283

src/test/ui/traits/static-method-generic-inference.rs

@@ -22,7 +22,7 @@ mod base {
 
 pub fn foo() {
     let _f: base::Foo = base::HasNew::new();
-    //~^ ERROR type annotations needed
+    //~^ ERROR E0790
 }
 
 fn main() { }