Use xla_extension_version and remove some dead version check in xla_b…

…ridge_test.py.

Min jaxlib requires xla_extension_version >= 144.

PiperOrigin-RevId: 536810415

tests/xla_bridge_test.py

@@ -21,6 +21,7 @@
 from jax._src import test_util as jtu
 from jax._src import xla_bridge as xb
 from jax._src.lib import xla_client as xc
+from jax._src.lib import xla_extension_version
 from jax.interpreters import xla
 
 from jax._src.config import config
@@ -99,7 +100,7 @@ def test_register_plugin(self):
       with mock.patch.object(
           xc, "load_pjrt_plugin_dynamically", autospec=True
       ) as mock_load_plugin:
-        if xc._version >= 152:
+        if xla_extension_version >= 152:
           with mock.patch.object(
               xc, "pjrt_plugin_loaded", autospec=True
           ) as mock_plugin_loaded:
@@ -115,18 +116,13 @@ def test_register_plugin(self):
     self.assertIn("name1", xb._backend_factories)
     self.assertIn("name2", xb._backend_factories)
     self.assertEqual(priotiy, 400)
-    if xc._version >= 152:
+    if xla_extension_version >= 152:
       mock_plugin_loaded.assert_called_once_with("name1")
     else:
       mock_load_plugin.assert_called_once_with("name1", "path1")
-    if xc._version >= 134:
-      mock_make.assert_called_once_with("name1", None)
-    else:
-      mock_make.assert_called_once_with("name1")
+    mock_make.assert_called_once_with("name1", None)
 
   def test_register_plugin_with_config(self):
-    if xc._version < 134:
-      return
     test_json_file_path = os.path.join(
         os.path.dirname(__file__), "testdata/example_pjrt_plugin_config.json"
     )
@@ -137,7 +133,7 @@ def test_register_plugin_with_config(self):
       with mock.patch.object(
           xc, "load_pjrt_plugin_dynamically", autospec=True
       ) as mock_load_plugin:
-        if xc._version >= 152:
+        if xla_extension_version >= 152:
           with mock.patch.object(
               xc, "pjrt_plugin_loaded", autospec=True
           ) as mock_plugin_loaded:
@@ -147,7 +143,7 @@ def test_register_plugin_with_config(self):
 
     self.assertIn("name1", xb._backend_factories)
     self.assertEqual(priority, 400)
-    if xc._version >= 152:
+    if xla_extension_version >= 152:
       mock_plugin_loaded.assert_called_once_with("name1")
     else:
       mock_load_plugin.assert_called_once_with(