Auto merge of #12557 - creativcoder:sw-scope, r=nox

Bring back run_with_memory_reporting in serviceworkerglobalscope

<!-- Please describe your changes on the following line: -->

---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [ ] These changes fix #__ (github issue number if applicable).

<!-- Either: -->
- [X] These changes do not require tests because its a refactor.

<!-- Pull requests that do not address these steps are welcome, but they will require additional verification as part of the review process. -->

<!-- Reviewable:start -->
---
This change is [<img src="https://reviewable.io/review_button.svg" height="34" align="absmiddle" alt="Reviewable"/>](https://reviewable.io/reviews/servo/servo/12557)
<!-- Reviewable:end -->

components/script/dom/dedicatedworkerglobalscope.rs

@@ -218,7 +218,7 @@ impl DedicatedWorkerGlobalScope {
                 scope.execute_script(DOMString::from(source));
             }
 
-            let reporter_name = format!("worker-reporter-{}", random::<u64>());
+            let reporter_name = format!("dedicated-worker-reporter-{}", random::<u64>());
             scope.mem_profiler_chan().run_with_memory_reporting(|| {
                 while let Ok(event) = global.receive_event() {
                     if scope.is_closing() {

components/script/dom/serviceworkerglobalscope.rs

@@ -25,6 +25,7 @@ use js::jsval::UndefinedValue;
 use js::rust::Runtime;
 use msg::constellation_msg::PipelineId;
 use net_traits::{LoadContext, load_whole_resource, IpcSend, CustomResponseMediator};
+use rand::random;
 use script_runtime::{CommonScriptMsg, StackRootTLS, get_reports, new_rt_and_cx};
 use script_traits::{TimerEvent, WorkerGlobalScopeInit, ScopeThings, ServiceWorkerMsg};
 use std::sync::mpsc::{Receiver, RecvError, Select, Sender, channel};
@@ -185,12 +186,14 @@ impl ServiceWorkerGlobalScope {
                 let _ = timer_chan.send(());
             });
 
-            // TODO XXXcreativcoder bring back run_with_memory_reporting when things are more concrete here.
-            while let Ok(event) = global.receive_event() {
-                if !global.handle_event(event) {
-                    break;
+            let reporter_name = format!("service-worker-reporter-{}", random::<u64>());
+            scope.mem_profiler_chan().run_with_memory_reporting(|| {
+                while let Ok(event) = global.receive_event() {
+                    if !global.handle_event(event) {
+                        break;
+                    }
                 }
-            }
+            }, reporter_name, scope.script_chan(), CommonScriptMsg::CollectReports);
         });
     }