Fix Perfetto TraceSection integratiuon on APPLE and delete unused ReactPerfettoLogger const (#57091)

Summary:

Changelog: [Internal] ix Perfetto TraceSection integratiuon on APPLE and delete unused ReactPerfettoLogger const

Differential Revision: D107682732

Author: christophpurrer

packages/react-native/ReactCommon/cxxreact/TraceSection.h

@@ -110,7 +110,7 @@ using TraceSectionUnwrapped = DummyTraceSection;
  * In the case of WITH_LOOM_TRACE we don't use the signposts APIs because of the
  * templated type for TraceSection.
  */
-#if defined(__APPLE__) && OS_LOG_TARGET_HAS_10_15_FEATURES && !defined(WITH_LOOM_TRACE)
+#if defined(__APPLE__) && OS_LOG_TARGET_HAS_10_15_FEATURES && !defined(WITH_LOOM_TRACE) && !defined(WITH_PERFETTO)
 
 namespace systrace {
 

packages/react-native/ReactCommon/reactperflogger/reactperflogger/ReactPerfettoLogger.cpp

@@ -20,7 +20,6 @@ namespace {
 #if defined(WITH_PERFETTO)
 const HighResTimeStamp PROGRAM_INIT_TIME = HighResTimeStamp::now();
 const std::string PERFETTO_DEFAULT_TRACK_NAME = "# Web Performance";
-const std::string PERFETTO_TRACK_NAME_PREFIX = "# Web Performance: ";
 
 std::string toPerfettoTrackName(
     const std::optional<std::string_view>& trackName,