Remove __ANDROID_USE_LIBLOG_* guards

These headers are platforms headers, so by definition they'll never be
compiled for a platform less than the current one.

Test: build
Change-Id: Ic1c1535b935929d713806faf17fbf9cd82275329
7 files changed
tree: 935c3905f0ad2d2d75eb15ee8d015cd8635151e4
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/