This is an observation, perhaps it could be a bug or maybe is the correct behavior.
I'm checking that "request fullscreen" of the object "browser" only works if "on touched object" is used and the object is touched.
Request full screen not work with:
"is in touch"
"is touching object"
https://dl.dropboxusercontent.com/u/60803633/test.capx
Tested in galaxy s6 with preview over wifi using last version of chrome for android, android 6.0.1.