Bug 1816053 - Add log to VideoBridgeParent::ActorDestroy() r=gfx-reviewers,lsalzman

It would be helpful if VideoBridgeParent::ActorDestroy() has a log of AbnormalShutdown.

Differential Revision: https://phabricator.services.mozilla.com/D169418

gfx/layers/ipc/CompositorBridgeChild.cpp

@@ -314,7 +314,8 @@ void CompositorBridgeChild::ActorDestroy(ActorDestroyReason aWhy) {
     // If the parent side runs into a problem then the actor will be destroyed.
     // There is nothing we can do in the child side, here sets mCanSend as
     // false.
-    gfxCriticalNote << "Receive IPC close with reason=AbnormalShutdown";
+    gfxCriticalNote << "CompositorBridgeChild receives IPC close with "
+                       "reason=AbnormalShutdown";
   }
 
   mCanSend = false;

gfx/layers/ipc/VideoBridgeParent.cpp

@@ -90,6 +90,10 @@ TextureHost* VideoBridgeParent::LookupTexture(uint64_t aSerial) {
 }
 
 void VideoBridgeParent::ActorDestroy(ActorDestroyReason aWhy) {
+  if (aWhy == AbnormalShutdown) {
+    gfxCriticalNote
+        << "VideoBridgeParent receives IPC close with reason=AbnormalShutdown";
+  }
   // Can't alloc/dealloc shmems from now on.
   mClosed = true;
 }