[idbindex_count2.htm]
  expected:
    if (os == "win") and not debug and (processor == "x86"): [OK, TIMEOUT]
    if (os == "android") and fission: [TIMEOUT, OK]
  [IDBIndex.count() - returns the number of records that have keys within the range ]
    expected:
      if (processor == "x86") and (os == "win") and not debug: [PASS, NOTRUN]