Stoppp using trippple consonants

pkg/compiler/lib/src/js_emitter/type_test_registry.dart

Index: pkg/compiler/lib/src/js_emitter/type_test_registry.dart
diff --git a/pkg/compiler/lib/src/js_emitter/type_test_registry.dart b/pkg/compiler/lib/src/js_emitter/type_test_registry.dart
index 3708467860df7061965dd6b2bbff3ce73177bbaf..76850228a7c9727c91cb91b304217d94eebe8cf9 100644
--- a/pkg/compiler/lib/src/js_emitter/type_test_registry.dart
+++ b/pkg/compiler/lib/src/js_emitter/type_test_registry.dart
@@ -20,7 +20,7 @@ import '../world.dart' show ClosedWorld;
 
 class TypeTestRegistry {
   /**
-   * Raw ClassElement symbols occuring in is-checks and type assertions.  If the
+   * Raw ClassElement symbols occurring in is-checks and type assertions.  If the
    * program contains parameterized checks `x is Set<int>` and
    * `x is Set<String>` then the ClassElement `Set` will occur once in
    * [checkedClasses].