Use GetEnteredOrMicrotaskContext in GetContext to avoid crashes with GetCurrentContext

Author: szegedi

bindings/profilers/wall.cc

@@ -1080,12 +1080,10 @@ ContextPtr WallProfiler::GetContextPtrSignalSafe(Isolate* isolate) {
   std::atomic_signal_fence(std::memory_order_acquire);
   if (curGcCount > 0) {
     return gcContext;
-  } else if (isolate->InContext()) {
-    auto handleScope = HandleScope(isolate);
-    return GetContextPtr(isolate);
   }
-  // not in a V8 Context
-  return std::shared_ptr<Global<Value>>();
+
+  auto handleScope = HandleScope(isolate);
+  return GetContextPtr(isolate);
 }
 
 ContextPtr WallProfiler::GetContextPtr(Isolate* isolate) {
@@ -1099,7 +1097,7 @@ ContextPtr WallProfiler::GetContextPtr(Isolate* isolate) {
   auto cped = isolate->GetContinuationPreservedEmbedderData();
   RETURN_EMPTY_IF(!cped->IsObject());
 
-  auto v8Ctx = isolate->GetCurrentContext();
+  auto v8Ctx = isolate->GetEnteredOrMicrotaskContext();
   RETURN_EMPTY_IF(v8Ctx.IsEmpty());
 
   auto cpedObj = cped.As<Object>();