Revert of free -> reset

bench/GrMemoryPoolBench.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkTypes.h"
 
 // This tests a Gr class
@@ skipping 99 matching lines @@
         enum {
             kMaxObjects = 4 * (1 << 10),
         };
         SkAutoTDelete<B> objects[kMaxObjects];
 
         for (int i = 0; i < loops; i++) {
             uint32_t idx = r.nextRangeU(0, kMaxObjects-1);
             if (nullptr == objects[idx].get()) {
                 objects[idx].reset(new B);
             } else {
-                objects[idx].reset();
+                objects[idx].free();
             }
         }
     }
 
 private:
     typedef Benchmark INHERITED;
 };
 
 struct C {
     int gStuff[10];
@@ skipping 40 matching lines @@
     typedef Benchmark INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 DEF_BENCH( return new GrMemoryPoolBenchStack(); )
 DEF_BENCH( return new GrMemoryPoolBenchRandom(); )
 DEF_BENCH( return new GrMemoryPoolBenchQueue(); )
 
 #endif