remove a couple of minor build warnings

Change-Id: I8ade6ef9e99674d963744021480fdd5e56a6ef80
Reviewed-by: Philippe Gorley <philippe.gorley@savoirfairelinux.com>

src/media/audio/audio_rtp_session.cpp

@@ -250,9 +250,9 @@ AudioReceiveThread::AudioReceiveThread(const std::string& id,
     : id_(id)
     , format_(format)
     , stream_(sdp)
-    , mtu_(mtu)
     , sdpContext_(new MediaIOHandle(sdp.size(), false, &readFunction,
                                     0, 0, this))
+    , mtu_(mtu)
     , loop_(std::bind(&AudioReceiveThread::setup, this),
             std::bind(&AudioReceiveThread::process, this),
             std::bind(&AudioReceiveThread::cleanup, this))

src/media/video/sinkclient.cpp

@@ -305,11 +305,11 @@ SinkClient::stop() noexcept
 SinkClient::SinkClient(const std::string& id, bool mixer)
     : id_ {id}
     , mixer_(mixer)
+    , scaler_(new VideoScaler())
 #ifdef DEBUG_FPS
     , frameCount_(0u)
     , lastFrameDebug_(std::chrono::system_clock::now())
 #endif
-    , scaler_(new VideoScaler())
 {}
 
 void

src/media/video/v4l2/vdpau.cpp

@@ -55,6 +55,7 @@ VdpauAccel::~VdpauAccel()
 int
 VdpauAccel::allocateBuffer(AVFrame* frame, int flags)
 {
+    (void) flags;
     return av_hwframe_get_buffer(framesBufferRef_.get(), frame, 0);
 }
 

src/media/video/video_receive_thread.cpp

@@ -46,11 +46,11 @@ VideoReceiveThread::VideoReceiveThread(const std::string& id,
     , dstHeight_(0)
     , id_(id)
     , stream_(sdp)
-    , mtu_(mtu)
     , sdpContext_(stream_.str().size(), false, &readFunction, 0, 0, this)
     , sink_ {Manager::instance().createSinkClient(id)}
     , restartDecoder_(false)
     , isReset_(isReset)
+    , mtu_(mtu)
     , requestKeyFrameCallback_(0)
     , loop_(std::bind(&VideoReceiveThread::setup, this),
             std::bind(&VideoReceiveThread::process, this),