Catch what warden might throw when profiling requests to re-throw it

Closes #20488

CHANGELOG

@@ -44,6 +44,7 @@ v 8.11.0 (unreleased)
   - Reduce number of queries made for merge_requests/:id/diffs
   - Sensible state specific default sort order for issues and merge requests !5453 (tomb0y)
   - Fix RequestProfiler::Middleware error when code is reloaded in development
+  - Catch what warden might throw when profiling requests to re-throw it
 
 v 8.10.3 (unreleased)
   - Fix importer for GitHub Pull Requests when a branch was removed

lib/gitlab/request_profiler/middleware.rb

@@ -29,7 +29,9 @@ module Gitlab
       def call_with_profiling(env)
         ret = nil
         result = RubyProf::Profile.profile do
-          ret = @app.call(env)
+          ret = catch(:warden) do
+            @app.call(env)
+          end
         end
 
         printer   = RubyProf::CallStackPrinter.new(result)
@@ -41,7 +43,11 @@ module Gitlab
           printer.print(file)
         end
 
+        if ret.is_a?(Array)
           ret
+        else
+          throw(:warden, ret)
+        end
       end
     end
   end