Auto merge of #11042 - fabricedesre:compositing-warning, r=metajack

Fix a build warning in compositor.rs

Stops the compiler complaining about `root_pipeline` being an unused variable.

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1 files changed, 6 insertions, 8 deletions

diff --git a/components/compositing/compositor.rs b/components/compositing/compositor.rs
index 12e99e6d385..35b6c8133b6 100644
--- a/components/compositing/compositor.rs
+++ b/components/compositing/compositor.rs
@@ -1350,10 +1350,9 @@ impl<Window: WindowMethods> IOCompositor<Window> {
                 Some(root_pipeline_id) => root_pipeline_id,
                 None => return,
             };
-            let root_pipeline = match self.pipeline(root_pipeline_id) {
-                Some(root_pipeline) => root_pipeline,
-                None => return,
-            };
+            if self.pipeline(root_pipeline_id).is_none() {
+                return;
+            }
 
             let (translated_point, translated_pipeline_id) =
                 webrender_api.translate_point_to_layer_space(&point.to_untyped());
@@ -1395,10 +1394,9 @@ impl<Window: WindowMethods> IOCompositor<Window> {
                 Some(root_pipeline_id) => root_pipeline_id,
                 None => return,
             };
-            let root_pipeline = match self.pipeline(root_pipeline_id) {
-                Some(root_pipeline) => root_pipeline,
-                None => return,
-            };
+            if self.pipeline(root_pipeline_id).is_none() {
+                return;
+            }
 
             let (translated_point, translated_pipeline_id) =
                 webrender_api.translate_point_to_layer_space(&cursor.to_untyped());