* include/java-interp.h (breakpoint_at): Declare.

    * include/java-interp.h (breakpoint_at): Declare.
        * interpret.cc (breakpoint_at): New function.
        * gnu/classpath/jdwp/VMVirtualMachine.java (_event_list):
        New member.
        * gnu/classpath/jdwp/natVMVirtualMachine.cc (initialize):
        Initialize _event_list.
        (handle_single_step): If there is a breakpoint at the
        location at which we are stopping, do not send the notification.
        Instead add the event to a list of events that occur at this
        location.
        (jdwpBreakpointCB): If the event list is not empty, send
        whatever events are in it and the breakpoint event in a single
        notification.
        Mark parameter jni_env as MAYBE_UNUSED.
        * classpath/lib/gnu/classpath/jdwp/VMVirtualMachine.class:
        Regenerated.
        * gnu/classpath/jdwp/VMVirtualMachine.h: Regenerated.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@124777 138bc75d-0d04-0410-961f-82ee72b054a4