Remove VideoDecoder::Initialize().

remoting/client/software_video_renderer.cc

Index: remoting/client/software_video_renderer.cc
diff --git a/remoting/client/software_video_renderer.cc b/remoting/client/software_video_renderer.cc
index c8e257305ea84b6f9180a0ea054cdba6febe042a..dcbc44fbdf5ef6fbaf64fcd6e4ca12228fb9ddc9 100644
--- a/remoting/client/software_video_renderer.cc
+++ b/remoting/client/software_video_renderer.cc
@@ -37,10 +37,6 @@ class RgbToBgrVideoDecoderFilter : public VideoDecoder {
       : parent_(parent.Pass()) {
   }
 
-  void Initialize(const webrtc::DesktopSize& screen_size) override {
-    parent_->Initialize(screen_size);
-  }
-
   bool DecodePacket(const VideoPacket& packet) override {
     return parent_->DecodePacket(packet);
   }
@@ -194,8 +190,6 @@ void SoftwareVideoRenderer::Core::DecodePacket(scoped_ptr<VideoPacket> packet,
     return;
   }
 
-  if (decoder_needs_reset)
-    decoder_->Initialize(source_size_);
   if (notify_size_or_dpi_change)
     consumer_->SetSourceSize(source_size_, source_dpi_);