[ir] Fix IR dumping for disassembler rename

Change-Id: I48b4cf2bbccf8390236cc69ffe262aed508540ca
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/193321
Reviewed-by: dan sinclair <dsinclair@chromium.org>
Commit-Queue: dan sinclair <dsinclair@chromium.org>
diff --git a/src/tint/lang/core/ir/validator.cc b/src/tint/lang/core/ir/validator.cc
index e286ca5..028ad64 100644
--- a/src/tint/lang/core/ir/validator.cc
+++ b/src/tint/lang/core/ir/validator.cc
@@ -1672,7 +1672,7 @@
     std::cout << "=========================================================\n";
     std::cout << "== IR dump before " << msg << ":\n";
     std::cout << "=========================================================\n";
-    printer->Print(Disassemble(ir).Text());
+    printer->Print(Disassembler(ir).Text());
 #endif
 
 #ifndef NDEBUG