Revert "Add stringType and requiredPermissions to SensorManager.java, as well...
Revert "Add stringType and requiredPermissions to SensorManager.java, as well as a permission for the heart rate sensor"
This reverts commit fd53d835.
Change-Id: I1c6322d1d992147bb5ef201238374966128c1a61
(cherry picked from commit 819239e5)