Clean up debugger flags.

src/execution.cc

Index: src/execution.cc
diff --git a/src/execution.cc b/src/execution.cc
index ee6cb970cb8bd6d852f3e34a681e82d9f3efb686..b88cdd54353f0fab1a3ba53d38a5f4a9062b33aa 100644
--- a/src/execution.cc
+++ b/src/execution.cc
@@ -104,7 +104,7 @@ MUST_USE_RESULT static MaybeHandle<Object> Invoke(
   if (has_exception) {
     isolate->ReportPendingMessages();
     // Reset stepping state when script exits with uncaught exception.
-    if (isolate->debugger()->IsDebuggerActive()) {
+    if (isolate->debugger()->is_active()) {
       isolate->debug()->ClearStepping();
     }
     return MaybeHandle<Object>();
@@ -685,7 +685,7 @@ void Execution::DebugBreakHelper(Isolate* isolate) {
   if (isolate->bootstrapper()->IsActive()) return;
 
   // Ignore debug break if debugger is not active.
-  if (!isolate->debugger()->IsDebuggerActive()) return;
+  if (!isolate->debugger()->is_active()) return;
 
   StackLimitCheck check(isolate);
   if (check.HasOverflowed()) return;