misc: tegra-profiler: remove polling mode

misc: tegra-profiler: remove polling mode

Tegra Profiler: remove polling mode (we don't use this mode).

Bug 1801804

Change-Id: Ifef37af2e05322c9de8c15c13c3782abb1dc29f6
Signed-off-by: Igor Nabirushkin <inabirushkin@nvidia.com>
Reviewed-on: http://git-master/r/1206220
(cherry picked from commit 8d46b884c2d36b6cf6c3795cf7d0a7dbb45af16c)
Reviewed-on: http://git-master/r/1208881
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>