Auto merge of #20307 - csmoe:measure_query_time, r=jdm

Measure time required before a layout query is serviced by the layout thread

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- [X] extract QueryMsg from ReflowGoal
- [X] introduce QueryMsg timestamp

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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [x] These changes fix #19795 (github issue number if applicable).

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- [ ] There are tests for these changes OR
- [ ] These changes do not require tests because _____

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components/script/dom/document.rs

@@ -109,7 +109,7 @@ use num_traits::ToPrimitive;
 use profile_traits::ipc;
 use profile_traits::time::{TimerMetadata, TimerMetadataFrameType, TimerMetadataReflowType};
 use ref_slice::ref_slice;
-use script_layout_interface::message::{Msg, NodesFromPointQueryType, ReflowGoal};
+use script_layout_interface::message::{Msg, NodesFromPointQueryType, QueryMsg, ReflowGoal};
 use script_runtime::{CommonScriptMsg, ScriptThreadEventCategory};
 use script_thread::{MainThreadScriptMsg, ScriptThread};
 use script_traits::{AnimationState, DocumentActivity, MouseButton, MouseEventType};
@@ -1969,8 +1969,7 @@ impl Document {
                             client_point: &Point2D<f32>,
                             reflow_goal: NodesFromPointQueryType)
                             -> Vec<UntrustedNodeAddress> {
-        if !self.window.reflow(ReflowGoal::NodesFromPointQuery(*client_point, reflow_goal),
-                               ReflowReason::Query) {
+        if !self.window.layout_reflow(QueryMsg::NodesFromPointQuery(*client_point, reflow_goal)) {
             return vec!();
         };