annotate accumulator.h @ 492:f6b126b018d8 api-inversion

Yet more audiodb_query() deletions.

Also delete the libtests/notes file, with its misleading and wrong
questions, to avoid further confusion.

#ifndef ACCUMULATOR_H
#define ACCUMULATOR_H

class Accumulator {
public:
  virtual ~Accumulator() {};
  virtual void add_point(adb_result_t *r) = 0;
  virtual adb_query_results_t *get_points() = 0;
};

#endif