[debugger] flood function for stepping before calling it.

src/ic/arm64/handler-compiler-arm64.cc

Index: src/ic/arm64/handler-compiler-arm64.cc
diff --git a/src/ic/arm64/handler-compiler-arm64.cc b/src/ic/arm64/handler-compiler-arm64.cc
index 1dd52f86e560589f921489310cd03b63d2b88d98..a5e9ff26add722099a72fa72fdc82ce39b94af35 100644
--- a/src/ic/arm64/handler-compiler-arm64.cc
+++ b/src/ic/arm64/handler-compiler-arm64.cc
@@ -255,7 +255,8 @@ void NamedStoreHandlerCompiler::GenerateStoreViaSetter(
       ParameterCount actual(1);
       ParameterCount expected(expected_arguments);
       __ LoadAccessor(x1, holder, accessor_index, ACCESSOR_SETTER);
-      __ InvokeFunction(x1, expected, actual, CALL_FUNCTION, NullCallWrapper());
+      __ InvokeFunction(x1, expected, actual, CALL_FUNCTION,
+                        CheckDebugStepCallWrapper());
     } else {
       // If we generate a global code snippet for deoptimization only, remember
       // the place to continue after deoptimization.
@@ -292,7 +293,8 @@ void NamedLoadHandlerCompiler::GenerateLoadViaGetter(
       ParameterCount actual(0);
       ParameterCount expected(expected_arguments);
       __ LoadAccessor(x1, holder, accessor_index, ACCESSOR_GETTER);
-      __ InvokeFunction(x1, expected, actual, CALL_FUNCTION, NullCallWrapper());
+      __ InvokeFunction(x1, expected, actual, CALL_FUNCTION,
+                        CheckDebugStepCallWrapper());
     } else {
       // If we generate a global code snippet for deoptimization only, remember
       // the place to continue after deoptimization.