Revert "BACKPORT: r8169: enable internal ASPM and clock request settings"

Revert "BACKPORT: r8169: enable internal ASPM and clock request settings"

This reverts commit d6a3750eef2e494e2f78160c5f8b37a7d810bff7.

The original change had the undesired side-effect of delaying link
status detection, and no acceptable solution was found.

Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
BUG=chrome-os-partner:16247.
TEST=manual. Test ethernet plug/unplug, verify no delay in link status
detect.

Change-Id: I7b7c312a47d065fd25c61949f71436cfe6cbc985
Reviewed-on: https://gerrit.chromium.org/gerrit/41287
Tested-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-by: Derek Basehore <dbasehore@chromium.org>
Reviewed-by: Sameer Nanda <snanda@chromium.org>
Commit-Queue: Shawn Nematbakhsh <shawnn@chromium.org>