Remove checks for _USING_LIBCXX

__cplusplus is enough

Test: build
Change-Id: Ia0cf3b5beafe41ae1ce17335b5b06c753e665a32
2 files changed
tree: 7acdd812e63956e7c3dcb73fc9fcc7c08b843cac
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/