Don't go through the layout thread to retrieve a node's primary style

1 files changed, 4 insertions, 11 deletions

diff --git a/components/layout_thread_2020/lib.rs b/components/layout_thread_2020/lib.rs
index 0dbc6b44cdf..3a808d287ae 100644
--- a/components/layout_thread_2020/lib.rs
+++ b/components/layout_thread_2020/lib.rs
@@ -42,8 +42,7 @@ use layout::query::{
 use layout::query::{process_element_inner_text_query, process_node_geometry_request};
 use layout::query::{process_node_scroll_area_request, process_node_scroll_id_request};
 use layout::query::{
-    process_offset_parent_query, process_resolved_style_request, process_style_query,
-    process_text_index_request,
+    process_offset_parent_query, process_resolved_style_request, process_text_index_request,
 };
 use layout::traversal::RecalcStyle;
 use layout::{BoxTreeRoot, FragmentTreeRoot};
@@ -64,7 +63,7 @@ use profile_traits::time::{TimerMetadataFrameType, TimerMetadataReflowType};
 use script_layout_interface::message::{LayoutThreadInit, Msg, NodesFromPointQueryType};
 use script_layout_interface::message::{QueryMsg, ReflowComplete, ReflowGoal, ScriptReflow};
 use script_layout_interface::rpc::TextIndexResponse;
-use script_layout_interface::rpc::{LayoutRPC, OffsetParentResponse, StyleResponse};
+use script_layout_interface::rpc::{LayoutRPC, OffsetParentResponse};
 use script_traits::{ConstellationControlMsg, LayoutControlMsg, LayoutMsg as ConstellationMsg};
 use script_traits::{DrawAPaintImageResult, PaintWorkletError};
 use script_traits::{Painter, WebrenderIpcSender};
@@ -551,7 +550,6 @@ impl LayoutThread {
                 scroll_area_response: Rect::zero(),
                 resolved_style_response: String::new(),
                 offset_parent_response: OffsetParentResponse::empty(),
-                style_response: StyleResponse(None),
                 scroll_offsets: HashMap::new(),
                 text_index_response: TextIndexResponse(None),
                 nodes_from_point_response: vec![],
@@ -978,9 +976,7 @@ impl LayoutThread {
                         &QueryMsg::OffsetParentQuery(_) => {
                             rw_data.offset_parent_response = OffsetParentResponse::empty();
                         },
-                        &QueryMsg::StyleQuery(_) => {
-                            rw_data.style_response = StyleResponse(None);
-                        },
+                        &QueryMsg::StyleQuery => {},
                         &QueryMsg::TextIndexQuery(..) => {
                             rw_data.text_index_response = TextIndexResponse(None);
                         },
@@ -1261,10 +1257,7 @@ impl LayoutThread {
                 &QueryMsg::OffsetParentQuery(node) => {
                     rw_data.offset_parent_response = process_offset_parent_query(node);
                 },
-                &QueryMsg::StyleQuery(node) => {
-                    let node = unsafe { ServoLayoutNode::new(&node) };
-                    rw_data.style_response = process_style_query(node);
-                },
+                &QueryMsg::StyleQuery => {},
                 &QueryMsg::NodesFromPointQuery(client_point, ref reflow_goal) => {
                     let mut flags = match reflow_goal {
                         &NodesFromPointQueryType::Topmost => webrender_api::HitTestFlags::empty(),