* java/util/ArrayList.java (addAll(int,Collection)): System.arraycopy

    * java/util/ArrayList.java (addAll(int,Collection)): System.arraycopy
        all of the remaining elements.
        * java/util/Vector.java (addAll(int,Collection)): Likewise.
        (removeRange): If toIndex == fromIndex do
        nothing, if toIndex < fromIndex throw IndexOutIfBoundsException.
        (removeAll): Always throw NullPointerException when collection is
        null.
        (retrainAll): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@51979 138bc75d-0d04-0410-961f-82ee72b054a4