Interestingly, I did find this on the Roku website. Not sure if it applies.
10.3. You will not, without Roku’s prior permission, (a) include any web browser(s) in your Application, or enable end users to enter web addresses into your Application, (b) permit your Application to interact with third party applications, third party logins (e.g., Facebook SSO), third party voice-controlled platforms, or third party advertising code, pixels, SDKs, APIs or other technology (e.g., header bidders), (c) include any guide or similar search and discovery feature within your Application that identifies third party services outside your Application where Content may be available, or (d) provide access to other Applications within your Application.
