If the CSV Profiler is running, output the CSV GT/RT frame in the GT and RT frame named events rather than the engine frame numbers, and prefix with Csv.

#rb serge.bernier

#ROBOMERGE-AUTHOR: ben.woodhouse
#ROBOMERGE-SOURCE: CL 21355012 via CL 21355934 via CL 21355993 via CL 21356002
#ROBOMERGE-BOT: UE5 (Release-Engine-Staging -> Main) (v972-20964824)

[CL 21358177 by ben woodhouse in ue5-main branch]

Engine/Source/Runtime/Core/Public/ProfilingDebugging/CsvProfiler.h

@@ -379,6 +379,7 @@ public:
 	CORE_API bool IsWritingFile();
 
 	CORE_API int32 GetCaptureFrameNumber();
+	CORE_API int32 GetCaptureFrameNumberRT();
 	CORE_API int32 GetNumFrameToCaptureOnEvent();
 
 	CORE_API bool EnableCategoryByString(const FString& CategoryName) const;
@@ -457,6 +458,7 @@ private:
 
 	int32 NumFramesToCapture;
 	int32 CaptureFrameNumber;
+	int32 CaptureFrameNumberRT;
 	int32 CaptureOnEventFrameCount;
 
 	bool bInsertEndFrameAtFrameStart;