media_opt_util: Update robustness settings for Hybrid mode. Updated table for the computation of the adjustment factor.

Review URL: http://webrtc-codereview.appspot.com/93013

git-svn-id: http://webrtc.googlecode.com/svn/trunk@286 4adac7df-926f-26a2-2b94-8c16560cd09d

src/modules/video_coding/main/source/media_opt_util.h

@@ -194,6 +194,8 @@ public:
     WebRtc_UWord8 ConvertFECRate(WebRtc_UWord8 codeRate) const;
     // Get the average effective recovery from FEC: for random loss model
     float AvgRecoveryFEC(const VCMProtectionParameters* parameters) const;
+    // Update FEC with protectionFactorD
+    void UpdateProtectionFactorD(WebRtc_UWord8 protectionFactorD);
 };