* java/lang/Double.java: More Classpath merging
	(isInfinite): Don't use doubleToLongBits
	(isNaN (Object)): return v != v
	(initIDs): make native
	* java/lang/Float.java: Ditto
	(isInfinite): Don't use floatToIntBits
	(isNaN (Object)): return v != v
	* java/lang/natDouble.cc: add empty initIDs()

From-SVN: r46370