[stubs] Renames WordIsSmi to TaggedIsSmi, introducing an appropriate bitcast of the parameter.

src/builtins/builtins-generator.cc

Index: src/builtins/builtins-generator.cc
diff --git a/src/builtins/builtins-generator.cc b/src/builtins/builtins-generator.cc
index 93b2e48cbdb196695ca7179863300685960ceadb..fe1f2d2304e2c13bca0026953998899bd6ac54c0 100644
--- a/src/builtins/builtins-generator.cc
+++ b/src/builtins/builtins-generator.cc
@@ -26,7 +26,8 @@ void Generate_GeneratorPrototypeResume(
 
   // Check if the {receiver} is actually a JSGeneratorObject.
   Label if_receiverisincompatible(assembler, Label::kDeferred);
-  assembler->GotoIf(assembler->WordIsSmi(receiver), &if_receiverisincompatible);
+  assembler->GotoIf(assembler->TaggedIsSmi(receiver),
+                    &if_receiverisincompatible);
   Node* receiver_instance_type = assembler->LoadInstanceType(receiver);
   assembler->GotoUnless(assembler->Word32Equal(
                             receiver_instance_type,