Added style filter to cmake list

Author: “Malcolm

CMakeLists.txt

@@ -972,11 +972,13 @@ list(APPEND SRC_FILES
     ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_layer_properties.hpp
     ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_layer_impl.hpp
     ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_layer_factory.hpp
+    ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_style_filter.hpp
     ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_layer.cpp
     ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_layer_render.cpp
     ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_layer_properties.cpp
     ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_layer_impl.cpp
     ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_layer_factory.cpp
+    ${PROJECT_SOURCE_DIR}/src/mbgl/plugin/plugin_style_filter.cpp
 )