[dev.typeparams] go/types: rename Inferred.Targs to TArgs

This is consistent with Named.TArgs.

Change-Id: Ib25f7ac5b7242e169c8c1701dfa407f763f26125
Reviewed-on: https://go-review.googlesource.com/c/go/+/321289
Trust: Robert Findley <rfindley@google.com>
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Robert Griesemer <gri@golang.org>

src/go/types/api.go

@@ -255,7 +255,7 @@ func (tv TypeAndValue) HasOk() bool {
 // _Inferred reports the _Inferred type arguments and signature
 // for a parameterized function call that uses type inference.
 type _Inferred struct {
-	Targs []Type
+	TArgs []Type
 	Sig   *Signature
 }
 

src/go/types/api_typeparams_test.go

@@ -109,7 +109,7 @@ func TestInferredInfo(t *testing.T) {
 				panic(fmt.Sprintf("unexpected call expression type %T", call))
 			}
 			if ExprString(fun) == test.fun {
-				targs = inf.Targs
+				targs = inf.TArgs
 				sig = inf.Sig
 				break
 			}

src/go/types/sanitize.go

@@ -27,9 +27,9 @@ func sanitizeInfo(info *Info) {
 	inferred := getInferred(info)
 	for e, inf := range inferred {
 		changed := false
-		for i, targ := range inf.Targs {
+		for i, targ := range inf.TArgs {
 			if typ := s.typ(targ); typ != targ {
-				inf.Targs[i] = typ
+				inf.TArgs[i] = typ
 				changed = true
 			}
 		}