preferredBarTintColor: Set the custom background color of the navigation bar and the toolbar.entersReaderIfAvailable: Set to true if Reader mode should be entered automatically when it is available for the webpage.The default value is IOSSafariDismissButtonStyle.DONE. dismissButtonStyle: Set the custom style for the dismiss button.barCollapsingEnabled: Set to true to enable bar collapsing.This list is generated from the IOSSafariOptions API Reference. toolbarBackgroundColor: Set the custom background color of the toolbar.showTitle: Set to false if the title shouldn't be shown in the custom tab.The default value is CustomTabsShareState.SHARE_STATE_DEFAULT. shareState: The share state that should be applied to the custom tab.to enable the locking of an orientation lock type. screenOrientation: Sets a screen orientation.If non-null, the Intent can only match the components in the given application package. If left to the default value of null, all components in all applications will considered. packageName: Set an explicit application package name that limits the components this Intent will resolve to.
Injecting JavaScript code from an asset file.