mobile/android/geckoview/src/androidTest/assets/web_extensions/extension-page-restore/tab-script.js


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browser.runtime.sendNativeMessage("browser1", "HELLO_FROM_PAGE_1");
browser.runtime.sendNativeMessage("browser2", "HELLO_FROM_PAGE_2");

const port = browser.runtime.connectNative("browser1");
port.postMessage("HELLO_FROM_PORT");