Call MessageFilter clean up handlers even for pending filters

content/browser/memory/memory_pressure_controller_impl.cc

Index: content/browser/memory/memory_pressure_controller_impl.cc
diff --git a/content/browser/memory/memory_pressure_controller_impl.cc b/content/browser/memory/memory_pressure_controller_impl.cc
index 1026783e4682f5af800654bf6f1ac3bd118a7d57..13d5cfd2d372ff0d86aa68c340ba368db5f0218b 100644
--- a/content/browser/memory/memory_pressure_controller_impl.cc
+++ b/content/browser/memory/memory_pressure_controller_impl.cc
@@ -39,7 +39,8 @@ void MemoryPressureControllerImpl::OnMemoryMessageFilterRemoved(
   // Remove the message filter from the set of all memory message filters,
   // ensuring that it was there beforehand.
   auto it = memory_message_filters_.find(filter->process_host());
-  DCHECK(it != memory_message_filters_.end());
+  if (it == memory_message_filters_.end())
+    return;
   DCHECK_EQ(filter, it->second);
   memory_message_filters_.erase(it);
 }