Avoid sync calls for unsupported/non-existant times

* Make sure not to do sync calls for present or retire
  if they aren't supported.

* Don't do sync calls for retire or release if they
  can not possibly exist.

Test: adb shell /data/nativetest/libgui_test/libgui_test
--gtest_filter=*GetFrameTimestamps*

Change-Id: I580409f01cbf07e9a6e00fbb05d914654f12a4a2