Enable logging API commands to Android logcat This enables logging API commands to Android logcat. It is enabled via the following GN arg: angle_enable_android_api_logcat = true On desktop, API commands can continue to be logged to the "angle_debug.txt" file via a different mechanism, with the GN arg: angle_enable_trace = true Bug: b/170249632 Change-Id: Id52e75f966a97692ec6d69eb3d254ba295a151c2 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2519094 Commit-Queue: Ian Elliott <ianelliott@google.com> Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com> Reviewed-by: Charlie Lao <cclao@google.com>