Tighten up webrtc audio tests.

media/video/capture/fake_video_capture_device.cc

 // Copyright (c) 2012 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 "media/video/capture/fake_video_capture_device.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/stringprintf.h"
 #include "media/audio/fake_audio_input_stream.h"
 #include "media/base/video_frame.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "third_party/skia/include/core/SkPaint.h"
 
 namespace media {
 
 static const int kFakeCaptureTimeoutMs = 50;
-static const int kFakeCaptureBeepCycle = 20;  // Visual beep every 1s.
+static const int kFakeCaptureBeepCycle = 10;  // Visual beep every 0.5s.
 static const int kFakeCaptureCapabilityChangePeriod = 30;
 enum { kNumberOfFakeDevices = 2 };
 
 bool FakeVideoCaptureDevice::fail_next_create_ = false;
 base::subtle::Atomic32 FakeVideoCaptureDevice::number_of_devices_ =
     kNumberOfFakeDevices;
 
 // static
 size_t FakeVideoCaptureDevice::NumberOfFakeDevices(void) {
   return number_of_devices_;
@@ skipping 218 matching lines @@
   fake_frame_.reset(new uint8[fake_frame_size]);
 }
 
 void FakeVideoCaptureDevice::PopulateFormatRoster() {
   DCHECK_EQ(capture_thread_.message_loop(), base::MessageLoop::current());
   GetDeviceSupportedFormats(Name(), &format_roster_);
   format_roster_index_ = 0;
 }
 
 }  // namespace media