media::SilentSinkSuspender should simulate |delay| and |delay_timestamp|

media/base/audio_hash_unittest.cc

Index: media/base/audio_hash_unittest.cc
diff --git a/media/base/audio_hash_unittest.cc b/media/base/audio_hash_unittest.cc
index 878800d8517094c89dfe402960e3a5498aca3a87..9f7ab22c77a24e1dd826485b4991ba0532a129b1 100644
--- a/media/base/audio_hash_unittest.cc
+++ b/media/base/audio_hash_unittest.cc
@@ -15,14 +15,14 @@ namespace media {
 
 static const int kChannelCount = 2;
 static const int kFrameCount = 1024;
+static const int kSampleRate = 48000;
 
 class AudioHashTest : public testing::Test {
  public:
   AudioHashTest()
       : bus_one_(AudioBus::Create(kChannelCount, kFrameCount)),
         bus_two_(AudioBus::Create(kChannelCount, kFrameCount)),
-        fake_callback_(0.01) {
-
+        fake_callback_(0.01, kSampleRate) {
     // Fill each channel in each bus with unique data.
     GenerateUniqueChannels(bus_one_.get());
     GenerateUniqueChannels(bus_two_.get());