More verbose logs for JDWP events

Logs more information about the JDWP event being reported with VLOG(jdwp). This
helps mainly when debugging JDWP with -verbose:jdwp option.

Change-Id: I49495bdab03dbcbdc0b6c00a8df718bfedbad91d
diff --git a/runtime/jdwp/jdwp.h b/runtime/jdwp/jdwp.h
index 1477324..325b089 100644
--- a/runtime/jdwp/jdwp.h
+++ b/runtime/jdwp/jdwp.h
@@ -294,14 +294,14 @@
                                      ObjectId threadId)
       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
   void CleanupMatchList(JdwpEvent** match_list,
-                        int match_count)
+                        size_t match_count)
       EXCLUSIVE_LOCKS_REQUIRED(event_list_lock_)
       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
   void EventFinish(ExpandBuf* pReq);
   void FindMatchingEvents(JdwpEventKind eventKind,
-                          ModBasket* basket,
+                          const ModBasket& basket,
                           JdwpEvent** match_list,
-                          int* pMatchCount)
+                          size_t* pMatchCount)
       EXCLUSIVE_LOCKS_REQUIRED(event_list_lock_)
       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
   void UnregisterEvent(JdwpEvent* pEvent)