Add name of missing class to ClassNotFoundException

Add name of missing class to ClassNotFoundException can help the user to understand which entry is missing on its classpath or bootclasspath.

--
PiperOrigin-RevId: 150725247
MOS_MIGRATED_REVID=150725247

GitOrigin-RevId: 30e3276642fae54ff1be951c52e3286b715409ea
Change-Id: I2b87df393797211f336f65b121f64be402ba6027
1 file changed
tree: ac88e9be36ce571a770bdc36326396fca2d35dd8
  1. java/