[perf-prof] fix crash when logging.

src/isolate.cc

Index: src/isolate.cc
diff --git a/src/isolate.cc b/src/isolate.cc
index cb3c4a79dca7aa2feb41a3e392335d5d7de5995c..883abc0e6e96fb638faed97fcf48c88b39c63467 100644
--- a/src/isolate.cc
+++ b/src/isolate.cc
@@ -658,7 +658,7 @@ class CaptureStackTraceHelper {
     }
 
     if (!script_name_or_source_url_key_.is_null()) {
-      Handle<Object> result = Script::GetNameOrSourceURL(script);
+      Handle<Object> result(script->GetNameOrSourceURL(), isolate_);
       JSObject::AddProperty(stack_frame, script_name_or_source_url_key_, result,
                             NONE);
     }
@@ -1077,7 +1077,7 @@ Object* Isolate::Throw(Object* exception, MessageLocation* location) {
     printf("Exception thrown:\n");
     if (location) {
       Handle<Script> script = location->script();
-      Handle<Object> name = Script::GetNameOrSourceURL(script);
+      Handle<Object> name(script->GetNameOrSourceURL(), this);
       printf("at ");
       if (name->IsString() && String::cast(*name)->length() > 0)
         String::cast(*name)->PrintOn(stdout);
@@ -2808,6 +2808,12 @@ bool Isolate::use_crankshaft() const {
          CpuFeatures::SupportsCrankshaft();
 }
 
+bool Isolate::NeedsSourcePositionsForProfiling() const {
+  return FLAG_trace_deopt || FLAG_trace_turbo || FLAG_trace_turbo_graph ||
+         FLAG_turbo_profiling || is_profiling() || debug_->is_active() ||
+         logger_->is_logging();
+}
+
 bool Isolate::IsArrayOrObjectPrototype(Object* object) {
   Object* context = heap()->native_contexts_list();
   while (!context->IsUndefined(this)) {