Merge GetAndroidSdkLevel and GetAndroidSDKVersion Now we funnel all the Android property queries through the one utility funciton in android_utils. Bug: chromium:1479277 Change-Id: I7313064208895f095319ed129b6f7d2edf31b427 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4852681 Reviewed-by: Cody Northrop <cnorthrop@google.com> Commit-Queue: Geoff Lang <geofflang@chromium.org>