message: Added StatusBar height to Header height for platformStyle 'material' on iOS device
diff: -import { PixelRatio } from "react-native";
  +import { PixelRatio, StatusBar } from "react-native";
  import variable from "./../variables/platform";
  @@ -316,7 +316,7 @@ export default (variables = variable) => {
  paddingTop: platform === "ios" ? (variables.isIphoneX ? 39 : 15) : 0,
  borderBottomWidth: platform === "ios" ? 1 / PixelRatio.getPixelSizeForLayoutSize(1) : 0,
  borderBottomColor: variables.toolbarDefaultBorder,
  - height: variables.toolbarHeight,
  + height: variables.platform === "ios" && variables.platformStyle === "material" ? (variables.toolbarHeight + StatusBar.height) : variables.toolbarHeight,
  elevation: 3,
  shadowColor: platformStyle === "material" ? "#000" : undefined,
  shadowOffset: platformStyle === "material" ? { width: 0, height: 2 } : undefined,
  