Fixes PageAgent global for network recorder.
Fixes PageAgent global for network recorder.

deepanjanroy/lighthouse,mixed/lighthouse,zhaoz/lighthouse,deepanjanroy/lighthouse,ev1stensberg/lighthouse,deepanjanroy/lighthouse,GoogleChrome/lighthouse,wardpeet/lighthouse,tommycli/lighthouse,arturmiz/lighthouse,umaar/lighthouse,tommycli/lighthouse,GoogleChrome/lighthouse,cedricbellet/lighthouse,mixed/lighthouse,tkadlec/lighthouse,GoogleChrome/lighthouse,zhaoz/lighthouse,cedricbellet/lighthouse,mixed/lighthouse,cedricbellet/lighthouse,wardpeet/lighthouse,arturmiz/lighthouse,cedricbellet/lighthouse,arturmiz/lighthouse,arturmiz/lighthouse,cedricbellet/lighthouse,tommycli/lighthouse,ev1stensberg/lighthouse,tkadlec/lighthouse,GoogleChrome/lighthouse,wardpeet/lighthouse,tkadlec/lighthouse,umaar/lighthouse,deepanjanroy/lighthouse,tkadlec/lighthouse,umaar/lighthouse,wardpeet/lighthouse,wardpeet/lighthouse,mixed/lighthouse,ev1stensberg/lighthouse,GoogleChrome/lighthouse,tommycli/lighthouse,tommycli/lighthouse,umaar/lighthouse,ev1stensberg/lighthouse,deepanjanroy/lighthouse,arturmiz/lighthouse,zhaoz/lighthouse