Add opus audio codec support in remoting

media/base/sinc_resampler.cc

Index: media/base/sinc_resampler.cc
diff --git a/media/base/sinc_resampler.cc b/media/base/sinc_resampler.cc
index 9352fe3dd2f5895ed1aa9032f81d420c95fba5b2..44340ed3739a89bf79e4bb0d2fea7a5dcda3d033 100644
--- a/media/base/sinc_resampler.cc
+++ b/media/base/sinc_resampler.cc
@@ -52,6 +52,8 @@
 
 namespace media {
 
+namespace {
+
 enum {
   // The kernel size can be adjusted for quality (higher is better) at the
   // expense of performance.  Must be a multiple of 32.
@@ -73,6 +75,10 @@ enum {
   kBufferSize = kBlockSize + kKernelSize
 };
 
+}  // namespace
+
+const int SincResampler::kLookAheadSize = kBufferSize;
+
 SincResampler::SincResampler(double io_sample_rate_ratio, const ReadCB& read_cb)
     : io_sample_rate_ratio_(io_sample_rate_ratio),
       virtual_source_idx_(0),