remove getHashRange.

lib/bcoin/chain.js

@@ -1855,52 +1855,6 @@ Chain.prototype.getProgress = function getProgress() {
   return Math.min(1, current / end);
 };
 
-/**
- * Collect block hashes between a range of two timestamps.
- * @param {Number} start - Start time (unix time).
- * @param {Number} end - End time (unix time).
- * @param {Function} callback - Returns [Error, Hash[]].
- */
-
-Chain.prototype.getHashRange = function getHashRange(start, end, callback) {
-  var self = this;
-
-  this.byTime(start, function(err, start) {
-    if (err)
-      return callback(err);
-
-    self.byTime(end, function(err, end) {
-      var hashes;
-
-      if (err)
-        return callback(err);
-
-      hashes = [];
-
-      if (!start || !end)
-        return callback(null, hashes);
-
-      utils.forRangeSerial(start.height, end.height + 1, function(i, next) {
-        self.db.getHash(i, function(err, hash) {
-          if (err)
-            return next(err);
-
-          if (!hash)
-            return next(new Error('No entry for hash range.'));
-
-          hashes.push(hash);
-
-          next();
-        });
-      }, function(err) {
-        if (err)
-          return callback(err);
-        return callback(null, hashes);
-      });
-    }, true);
-  }, true);
-};
-
 /**
  * Calculate chain locator (an array of hashes).
  * @param {(Number|Hash)?} start - Height or hash to treat as the tip.