Implementation of 'AudioContext.getOutputTimestamp' method

content/browser/renderer_host/media/audio_input_sync_writer_unittest.cc

Index: content/browser/renderer_host/media/audio_input_sync_writer_unittest.cc
diff --git a/content/browser/renderer_host/media/audio_input_sync_writer_unittest.cc b/content/browser/renderer_host/media/audio_input_sync_writer_unittest.cc
index 6cd049002305fb9e8c9f03e8e67328e363fab891..1eae562d30f1b9f90d36aba460746ed894b58c91 100644
--- a/content/browser/renderer_host/media/audio_input_sync_writer_unittest.cc
+++ b/content/browser/renderer_host/media/audio_input_sync_writer_unittest.cc
@@ -15,6 +15,7 @@
 #include "base/time/time.h"
 #include "build/build_config.h"
 #include "content/public/test/test_browser_thread_bundle.h"
+#include "media/audio/audio_device_thread.h"
 #include "media/base/audio_bus.h"
 #include "media/base/audio_parameters.h"
 #include "media/base/channel_layout.h"
@@ -47,6 +48,8 @@ ALIGNAS(DATA_ALIGNMENT)
 uint8_t data[kSegments * (sizeof(media::AudioInputBufferParameters) +
                           frames * channels * sizeof(float))];
 
+const size_t kWriterPacketSize = sizeof(media::AudioDeviceThread::Packet);
+
 }  // namespace
 
 // Mocked out sockets used for Send/ReceiveWithTimeout. Counts the number of
@@ -62,7 +65,7 @@ class MockCancelableSyncSocket : public base::CancelableSyncSocket {
         read_buffer_index_(0) {}
 
   size_t Send(const void* buffer, size_t length) override {
-    EXPECT_EQ(length, sizeof(uint32_t));
+    EXPECT_EQ(length, kWriterPacketSize);
 
     ++writes_;
     EXPECT_LE(NumberOfBuffersFilled(), buffer_size_);