Revert of Add nanosecond timer.

tools/bench_record.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkCommandLineFlags.h"
 #include "SkForceLinking.h"
 #include "SkGraphics.h"
@@ skipping 38 matching lines @@
         return SkNEW_ARGS(SkTileGridFactory, (info));
     }
     if (FLAGS_bbh.contains("quadtree")) {
         return SkNEW(SkQuadTreeFactory);
     }
     SkDebugf("Invalid bbh type %s, must be one of rtree, tilegrid, quadtree.\n", FLAGS_bbh[0]);
     return NULL;
 }
 
 static void bench_record(SkPicture* src, const char* name, SkBBHFactory* bbhFactory) {
-    const SkNSec start = SkTime::GetNSecs();
+    const SkMSec start = SkTime::GetMSecs();
     const int width  = src ? src->width()  : FLAGS_nullSize;
     const int height = src ? src->height() : FLAGS_nullSize;
 
     for (int i = 0; i < FLAGS_loops; i++) {
         if (FLAGS_skr) {
             EXPERIMENTAL::SkRecording recording(width, height);
             if (NULL != src) {
                 src->draw(recording.canvas());
             }
             // Release and delete the SkPlayback so that recording optimizes its SkRecord.
             SkDELETE(recording.releasePlayback());
         } else {
             SkPictureRecorder recorder;
             SkCanvas* canvas = recorder.beginRecording(width, height, bbhFactory, FLAGS_flags);
             if (NULL != src) {
                 src->draw(canvas);
             }
             if (FLAGS_endRecording) {
                 SkAutoTUnref<SkPicture> dst(recorder.endRecording());
             }
         }
     }
 
-    const SkNSec elapsed = SkTime::GetNSecs() - start;
-    const double nsPerLoop = elapsed / (double)FLAGS_loops;
-    printf("%u\t%s\n", SkToUInt(nsPerLoop), name);
+    const SkMSec elapsed = SkTime::GetMSecs() - start;
+    const double msPerLoop = elapsed / (double)FLAGS_loops;
+    printf("%.2g\t%s\n", msPerLoop, name);
 }
 
 int tool_main(int argc, char** argv);
 int tool_main(int argc, char** argv) {
     SkCommandLineFlags::Parse(argc, argv);
     SkAutoGraphics autoGraphics;
 
     if (FLAGS_bbh.count() > 1) {
         SkDebugf("Multiple bbh arguments supplied.\n");
         return 1;
@@ skipping 31 matching lines @@
         bench_record(src, filename.c_str(), bbhFactory.get());
     }
     return failed ? 1 : 0;
 }
 
 #if !defined SK_BUILD_FOR_IOS
 int main(int argc, char * const argv[]) {
     return tool_main(argc, (char**) argv);
 }
 #endif