Change indirect reference table to use ObjPtr

Bug: 31113334

Test: test-art-host

Change-Id: I340fdf430897ebd790ea4e35f94bcee776e98445
diff --git a/runtime/indirect_reference_table_test.cc b/runtime/indirect_reference_table_test.cc
index 58d487d..0380f3e 100644
--- a/runtime/indirect_reference_table_test.cc
+++ b/runtime/indirect_reference_table_test.cc
@@ -81,9 +81,9 @@
   EXPECT_TRUE(iref2 != nullptr);
   CheckDump(&irt, 3, 3);
 
-  EXPECT_EQ(obj0, irt.Get(iref0));
-  EXPECT_EQ(obj1, irt.Get(iref1));
-  EXPECT_EQ(obj2, irt.Get(iref2));
+  EXPECT_OBJ_PTR_EQ(obj0, irt.Get(iref0));
+  EXPECT_OBJ_PTR_EQ(obj1, irt.Get(iref1));
+  EXPECT_OBJ_PTR_EQ(obj2, irt.Get(iref2));
 
   EXPECT_TRUE(irt.Remove(cookie, iref0));
   CheckDump(&irt, 2, 2);