Fix new[]/delete mismatch in AudioBusPerfTest.

media/base/audio_bus_perftest.cc

Index: media/base/audio_bus_perftest.cc
diff --git a/media/base/audio_bus_perftest.cc b/media/base/audio_bus_perftest.cc
index ae60531074ec4ab218f07f96e2b5fb7e76273149..0af0235073e1354285d8a58f260f41edc1cc2847 100644
--- a/media/base/audio_bus_perftest.cc
+++ b/media/base/audio_bus_perftest.cc
@@ -15,8 +15,8 @@ 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);
+  scoped_ptr<T[]> interleaved(new T[frame_size]);
+  const int byte_size = sizeof(T);
 
   base::TimeTicks start = base::TimeTicks::HighResNow();
   for (int i = 0; i < kBenchmarkIterations; ++i) {