Cleanup: remove dead code

Cancelling searching (as opposed to filtering) is handled by gocui.

Author: stefanhaller

pkg/gui/controllers/quit_actions.go

@@ -58,17 +58,12 @@ func (self *QuitActions) Escape() error {
 		}
 	}
 
-	switch ctx := currentContext.(type) {
-	case types.IFilterableContext:
+	// Cancelling searching (as opposed to filtering) is handled by gocui
+	if ctx, ok := currentContext.(types.IFilterableContext); ok {
 		if ctx.IsFiltering() {
 			self.c.Helpers().Search.Cancel()
 			return nil
 		}
-	case types.ISearchableContext:
-		if ctx.IsSearching() {
-			self.c.Helpers().Search.Cancel()
-			return nil
-		}
 	}
 
 	parentContext := currentContext.GetParentContext()