fixup! Measure layout queries blocked by ongoing layout

components/layout_thread/lib.rs

@@ -871,7 +871,7 @@ impl LayoutThread {
             self.webrender_api.clone_sender(),
             self.webrender_document,
             info.paint_time_metrics,
-            self.busy.clone(),
+            info.layout_is_busy,
         );
     }
 

components/profile_traits/time.rs

@@ -47,8 +47,7 @@ pub enum ProfilerMsg {
     /// Message used to force print the profiling metrics
     Print,
 
-    // TODO pylbrecht
-    // write meaningful docstring
+    /// Report a layout query that could not be processed immediately for a particular URL.
     BlockedLayoutQuery(String),
 
     /// Tells the profiler to shut down.

components/script/script_thread.rs

@@ -203,7 +203,7 @@ struct InProgressLoad {
     navigation_start_precise: u64,
     /// For cancelling the fetch
     canceller: FetchCanceller,
-    /// Flag to indicate if the layout thread is busy handling a request.
+    /// Flag for sharing with the layout thread that is not yet created.
     layout_is_busy: Arc<AtomicBool>,
 }