WebDriver/RemoteProtocol/GutenbergCDPUsage

From https://bugzilla.mozilla.org/show_bug.cgi?id=1539202#c9:

``` $ DEBUG=puppeteer:session npm run test-e2e packages/e2e-tests/specs/ > gutenberg-logs 2>&1 $ cat gutenberg-logs | grep -oE '"method":"[^"]+\.[^"]+"' | sed 's/"method":"//' | sed 's/"//' | sort | uniq DOM.getBoxModel DOM.getContentQuads DOM.setFileInputFiles Emulation.setDeviceMetricsOverride Emulation.setTouchEmulationEnabled Input.dispatchKeyEvent Input.dispatchMouseEvent Inspector.detached Log.enable Log.entryAdded Network.continueInterceptedRequest Network.dataReceived Network.emulateNetworkConditions Network.enable Network.loadingFailed Network.loadingFinished Network.requestIntercepted Network.requestServedFromCache Network.requestWillBeSent Network.resourceChangedPriority Network.responseReceived Network.setCacheDisabled Network.setRequestInterception Page.bringToFront Page.domContentEventFired Page.enable Page.frameAttached Page.frameClearedScheduledNavigation Page.frameDetached Page.frameNavigated Page.frameResized Page.frameScheduledNavigation Page.frameStartedLoading Page.frameStoppedLoading Page.getFrameTree Page.handleJavaScriptDialog Page.javascriptDialogClosed Page.javascriptDialogOpening Page.lifecycleEvent Page.loadEventFired Page.navigate Page.navigatedWithinDocument Page.reload Page.setLifecycleEventsEnabled Page.windowOpen Performance.enable Runtime.callFunctionOn Runtime.consoleAPICalled Runtime.enable Runtime.evaluate Runtime.executionContextCreated Runtime.executionContextDestroyed Runtime.executionContextsCleared Runtime.getProperties Runtime.releaseObject Security.enable Security.securityStateChanged Target.setAutoAttach ```