Remove workarounds for missing ABSL_DEPRECATE_AND_INLINE

TF OSS absl is now new enough to provide it unconditionally.

PiperOrigin-RevId: 783297380

Author: d0k

tsl/platform/notification.h

@@ -25,11 +25,6 @@ limitations under the License.
 #include "absl/synchronization/notification.h"
 #include "absl/time/time.h"
 
-// TODO: b/330223377 - This macro should eventually be provided by Abseil.
-#ifndef ABSL_DEPRECATE_AND_INLINE
-#define ABSL_DEPRECATE_AND_INLINE()
-#endif
-
 namespace tsl {
 
 using Notification ABSL_DEPRECATE_AND_INLINE() = absl::Notification;

tsl/platform/str_util.h

@@ -31,11 +31,6 @@ limitations under the License.
 #include "xla/tsl/platform/types.h"
 #include "tsl/platform/stringpiece.h"
 
-// TODO: b/323943471 - This macro should eventually be provided by Abseil.
-#ifndef ABSL_DEPRECATE_AND_INLINE
-#define ABSL_DEPRECATE_AND_INLINE()
-#endif
-
 // Basic string utility routines
 namespace tsl {
 namespace str_util {

tsl/platform/stringpiece.h

@@ -29,11 +29,6 @@ limitations under the License.
 #include "absl/base/macros.h"
 #include "absl/strings/string_view.h"  // IWYU pragma: export
 
-// TODO: b/323943471 - This macro should eventually be provided by Abseil.
-#ifndef ABSL_DEPRECATE_AND_INLINE
-#define ABSL_DEPRECATE_AND_INLINE()
-#endif
-
 namespace tsl {
 
 using StringPiece ABSL_DEPRECATE_AND_INLINE() = absl::string_view;