* Add more words around the install reason in the SessionParams. Document the fact that the value is somewhat arbitrary, but, clients should try to use one of the defined values * Clarify that the "name" parameter for resolveContentProvider() is really the URI authority. Add a small code snippet. Change-Id: I60f152439f04ce85a9f0ed67504424190b9ef3bd Fixes: 66448772 Fixes: 66471537 Test: None. This only changed javadoc