nearby: snapshot of cl/313536507

Signed-off-by: Alexey Polyudov <apolyudov@google.com>
Change-Id: I8936b527079074d5c3af5531b9245063767cc4a7

cpp/platform_v2/impl/g3/system_clock.cc

@@ -0,0 +1,16 @@
+#include "platform_v2/api/system_clock.h"
+
+#include "platform_v2/base/exception.h"
+#include "absl/time/clock.h"
+
+namespace location {
+namespace nearby {
+
+absl::Time SystemClock::ElapsedRealtime() { return absl::Now(); }
+Exception SystemClock::Sleep(absl::Duration duration) {
+  absl::SleepFor(duration);
+  return {Exception::kSuccess};
+}
+
+}  // namespace nearby
+}  // namespace location