am 2442e1e0: am 421854e6: docs: add fragments class to training TOC
am 2442e1e0: am 421854e6: docs: add fragments class to training TOC

* commit '2442e1e067b78cd215544b2e32725ce0b92d0f72':
  docs: add fragments class to training TOC

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base