Revert "Cronet's MTS: don't depend on platform Cronet"

Revert submission 2647150-httpclient-wrapper

Reason for revert: ndk build break (b/291449552)

Reverted changes: /q/submissionid:2647150-httpclient-wrapper

Change-Id: I66f953e2a86867ba5ff02b88f9c5d7edeb171b98
1 file changed