Refactoring: get rid of the SkBenchmark void* parameter.

bench/benchmain.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #if SK_SUPPORT_GPU
 #include "GrContext.h"
@@ skipping 38 matching lines @@
 }
 
 class Iter {
 public:
     Iter() : fBench(BenchRegistry::Head()) {}
 
     SkBenchmark* next() {
         if (fBench) {
             BenchRegistry::Factory f = fBench->factory();
             fBench = fBench->next();
-            return f(NULL);
+            return f();
         }
         return NULL;
     }
 
 private:
     const BenchRegistry* fBench;
 };
 
 class AutoPrePostDraw {
 public:
@@ skipping 557 matching lines @@
     gContextFactory.destroyContexts();
 #endif
     return 0;
 }
 
 #if !defined(SK_BUILD_FOR_IOS) && !defined(SK_BUILD_FOR_NACL)
 int main(int argc, char * const argv[]) {
     return tool_main(argc, (char**) argv);
 }
 #endif