Fix demuxer_perftest file paths and adjust various perftests' iterations/units.

media/base/audio_bus_perftest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/time/time.h"
 #include "media/base/audio_bus.h"
 #include "media/base/fake_audio_render_callback.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/perf/perf_test.h"
 
 namespace media {
 
-static const int kBenchmarkIterations = 100;
+static const int kBenchmarkIterations = 20;
 
 template <typename T>
 void RunInterleaveBench(AudioBus* bus, const std::string& trace_name) {
   const int frame_size = bus->frames() * bus->channels();
   scoped_ptr<T> interleaved(new T[frame_size]);
   const int byte_size = sizeof(*interleaved);
 
   base::TimeTicks start = base::TimeTicks::HighResNow();
   for (int i = 0; i < kBenchmarkIterations; ++i) {
     bus->ToInterleaved(bus->frames(), byte_size, interleaved.get());
   }
-  double total_time_seconds =
-      (base::TimeTicks::HighResNow() - start).InSecondsF();
+  double total_time_milliseconds =
+      (base::TimeTicks::HighResNow() - start).InMillisecondsF();
   perf_test::PrintResult(
       "audio_bus_to_interleaved", "", trace_name,
-      kBenchmarkIterations / total_time_seconds, "runs/s", true);
+      total_time_milliseconds / kBenchmarkIterations, "ms", true);
 
   start = base::TimeTicks::HighResNow();
   for (int i = 0; i < kBenchmarkIterations; ++i) {
     bus->FromInterleaved(interleaved.get(), bus->frames(), byte_size);
   }
-  total_time_seconds = (base::TimeTicks::HighResNow() - start).InSecondsF();
+  total_time_milliseconds =
+      (base::TimeTicks::HighResNow() - start).InMillisecondsF();
   perf_test::PrintResult(
       "audio_bus_from_interleaved", "", trace_name,
-      kBenchmarkIterations / total_time_seconds, "runs/s", true);
+      total_time_milliseconds / kBenchmarkIterations, "ms", true);
 }
 
 // Benchmark the FromInterleaved() and ToInterleaved() methods.
 TEST(AudioBusPerfTest, Interleave) {
   scoped_ptr<AudioBus> bus = AudioBus::Create(2, 48000 * 120);
   FakeAudioRenderCallback callback(0.2);
   callback.Render(bus.get(), 0);
 
   RunInterleaveBench<int8>(bus.get(), "int8");
   RunInterleaveBench<int16>(bus.get(), "int16");
   RunInterleaveBench<int32>(bus.get(), "int32");
 }
 
 } // namespace media