[core] Replace FeatureIndex::collisionTile with a method parameter

This reduces state and simplifies the test added in the prior commit.

1 files changed, 2 insertions, 5 deletions

diff --git a/src/mbgl/geometry/feature_index.cpp b/src/mbgl/geometry/feature_index.cpp
index b37bdb5ecc..a04d9e0606 100644
--- a/src/mbgl/geometry/feature_index.cpp
+++ b/src/mbgl/geometry/feature_index.cpp
@@ -59,7 +59,8 @@ void FeatureIndex::query(
         const optional<std::vector<std::string>>& filterLayerIDs,
         const GeometryTileData& geometryTileData,
         const CanonicalTileID& tileID,
-        const style::Style& style) const {
+        const style::Style& style,
+        const CollisionTile* collisionTile) const {
 
     mapbox::geometry::box<int16_t> box = mapbox::geometry::envelope(queryGeometry);
 
@@ -154,8 +155,4 @@ void FeatureIndex::addBucketLayerName(const std::string& bucketName, const std::
     bucketLayerIDs[bucketName].push_back(layerID);
 }
 
-void FeatureIndex::setCollisionTile(std::unique_ptr<CollisionTile> collisionTile_) {
-    collisionTile = std::move(collisionTile_);
-}
-
 } // namespace mbgl