src/vs/platform/windows/electron-main/window.ts/CodeWindow/setReady
class CodeWindow:	setReady(): void {
		this.logService.info(`window#load: window reported ready (id: ${this._id})`);

		this.readyState = ReadyState.READY;

		// inform all waiting promises that we are ready now
		while (this.whenReadyCallbacks.length) {
			this.whenReadyCallbacks.pop()!(this);
		}

		// Events
		this._onDidSignalReady.fire();
	}