Remove not used includes (#962)

include/mbgl/util/chrono.hpp

@@ -5,6 +5,7 @@
 #include <chrono>
 #include <limits>
 #include <string>
+#include <type_traits>
 
 namespace mbgl {
 

include/mbgl/util/constants.hpp

@@ -4,8 +4,7 @@
 #include <mbgl/util/unitbezier.hpp>
 
 #include <cmath>
-#include <string>
-#include <vector>
+#include <cstddef>
 
 namespace mbgl {
 

include/mbgl/util/convert.hpp

@@ -1,8 +1,8 @@
 #include <mbgl/util/util.hpp>
 
 #include <array>
+#include <cstddef>
 #include <type_traits>
-#include <utility>
 
 namespace mbgl {
 namespace util {

include/mbgl/util/default_style.hpp

@@ -1,8 +1,6 @@
 #pragma once
 
-#include <array>
 #include <string>
-#include <vector>
 
 namespace mbgl {
 namespace util {

include/mbgl/util/monotonic_timer.hpp

@@ -1,9 +1,7 @@
 #pragma once
 
 #include <chrono>
-#include <functional>
-#include <mbgl/util/noncopyable.hpp>
-#include <memory>
+#include <utility>
 
 namespace mbgl {
 namespace util {

include/mbgl/util/size.hpp

@@ -1,7 +1,6 @@
 #pragma once
 
 #include <cstdint>
-#include <array>
 
 namespace mbgl {
 

include/mbgl/util/tile_server_options.hpp

@@ -1,10 +1,11 @@
 #pragma once
 
-#include <string>
-#include <memory>
 #include <mbgl/util/default_style.hpp>
 
+#include <memory>
 #include <optional>
+#include <string>
+#include <vector>
 
 namespace mbgl {