[Splitting] TMMBRHelp class simplifted (and disappear because become too simple)

webrtc/modules/rtp_rtcp/source/rtcp_receiver_help.h

Index: webrtc/modules/rtp_rtcp/source/rtcp_receiver_help.h
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_receiver_help.h b/webrtc/modules/rtp_rtcp/source/rtcp_receiver_help.h
index 9a9c73d2cc655132a8b15902e87d228ef9a40939..57da35499c5882627197cd2f9c304b313917a77f 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_receiver_help.h
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_receiver_help.h
@@ -110,10 +110,8 @@ public:
                          const int64_t currentTimeMS);
 
     // get
-    int32_t GetTMMBRSet(const uint32_t sourceIdx,
-                        const uint32_t targetIdx,
-                        TMMBRSet* candidateSet,
-                        const int64_t currentTimeMS);
+    void GetTMMBRSet(int64_t current_time_ms,
+                     std::vector<rtcp::TmmbItem>* candidateSet);
 
     int64_t lastTimeReceived;
 
@@ -122,10 +120,10 @@ public:
     int64_t lastFIRRequest;
 
     // TMMBN
-    TMMBRSet        TmmbnBoundingSet;
+    std::vector<rtcp::TmmbItem> TmmbnBoundingSet;
 
     // TMMBR
-    TMMBRSet        TmmbrSet;
+    std::vector<rtcp::TmmbItem> TmmbrSet;
 
     bool            readyForDelete;
 private: