Move BenchTimer to tools as Timer

tools/timer/SysTimer_windows.h

Index: tools/timer/SysTimer_windows.h
diff --git a/bench/BenchSysTimer_windows.h b/tools/timer/SysTimer_windows.h
similarity index 81%
rename from bench/BenchSysTimer_windows.h
rename to tools/timer/SysTimer_windows.h
index 469332e4ed09e1b2a7015fa772e25830cfcbbbdd..62a94451341028c01c06e4838640c7e76e8fc4fe 100644
--- a/bench/BenchSysTimer_windows.h
+++ b/tools/timer/SysTimer_windows.h
@@ -1,18 +1,17 @@
-
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
-#ifndef SkBenchSysTimer_DEFINED
-#define SkBenchSysTimer_DEFINED
+#ifndef SysTimer_DEFINED
+#define SysTimer_DEFINED
 
 //Time
 #define WIN32_LEAN_AND_MEAN 1
 #include <windows.h>
 
-class BenchSysTimer {
+class SysTimer {
 public:
     void startWall();
     void startCpu();