Change @exportClass to @exportSymbol

sed command used: find src/ol -name '*.exports' -exec sed -ri 's/@exportClass\s+(\S+)\s+(\S+)$/@exportSymbol \1/' \{\} \;

src/ol/layer/imagelayer.exports

@@ -1 +1 @@
-@exportClass ol.layer.Image ol.layer.LayerOptions
+@exportSymbol ol.layer.Image

src/ol/layer/layergroup.exports

@@ -1 +1 @@
-@exportClass ol.layer.Group ol.layer.GroupOptions
+@exportSymbol ol.layer.Group

src/ol/layer/tilelayer.exports

@@ -1 +1 @@
-@exportClass ol.layer.Tile ol.layer.TileOptions
+@exportSymbol ol.layer.Tile

src/ol/layer/vectorlayer.exports

@@ -1 +1 @@
-@exportClass ol.layer.Vector ol.layer.VectorLayerOptions
+@exportSymbol ol.layer.Vector