Remove array copy of handlers.

Dalamud/Game/AddonLifecycle/AddonLifecycle.cs

@@ -346,21 +346,17 @@ internal class AddonLifecyclePluginScoped : IDisposable, IServiceType, IAddonLif
     }
 
     /// <inheritdoc/>
-    public void UnregisterListener(IAddonLifecycle.AddonEventDelegate handler, params IAddonLifecycle.AddonEventDelegate[] handlers)
+    public void UnregisterListener(params IAddonLifecycle.AddonEventDelegate[] handlers)
     {
-        foreach (var listener in this.eventListeners.Where(entry => entry.FunctionDelegate == handler).ToArray())
+        foreach (var handler in handlers)
         {
-            this.addonLifecycleService.UnregisterListener(listener);
+            this.eventListeners.RemoveAll(entry =>
-            this.eventListeners.Remove(listener);
-        }
-
-        foreach (var handlerParma in handlers)
-        {
-            foreach (var listener in this.eventListeners.Where(entry => entry.FunctionDelegate == handlerParma).ToArray())
             {
-                this.addonLifecycleService.UnregisterListener(listener);
+                if (entry.FunctionDelegate != handler) return false;
-                this.eventListeners.Remove(listener);
+            
-            }
+                this.addonLifecycleService.UnregisterListener(entry);
+                return true;
+            });
         }
     }
 }

Dalamud/Plugin/Services/IAddonLifecycle.cs

@@ -77,9 +77,8 @@ public interface IAddonLifecycle
     /// <summary>
     /// Unregister all events that use the specified handlers.
     /// </summary>
-    /// <param name="handler">Event handler to remove.</param>
+    /// <param name="handlers">Handlers to remove.</param>
-    /// <param name="handlers">Additional handlers to remove.</param>
+    void UnregisterListener(params AddonEventDelegate[] handlers);
-    void UnregisterListener(AddonEventDelegate handler, params AddonEventDelegate[] handlers);
     
     /// <summary>
     /// Addon argument data for use in event subscribers.