Revert "Added file logging for rocclr & HIP"

This reverts commit 5f055d227d.

This change broke the legacy-complib build in p4. It seems that we can't use any flags in debug.cpp.

Change-Id: I17bb83651b85d6f415d9074634b479658fd4c3f9

rocclr/utils/debug.cpp

@@ -26,7 +26,6 @@
 #include "utils/flags.hpp"
 #endif
 
-#include <mutex>
 #include <cstdlib>
 #include <cstdio>
 #include <cstdarg>
@@ -81,15 +80,6 @@ void log_timestamped(LogLevel level, const char* file, int line, const char* mes
 #endif
 }
 
-FILE* g_pLogFile = nullptr;
-std::once_flag g_iLogFileInitialized;
-
-void createLogFile() {
-  if (!flagIsDefault(AMD_LOG_FILE) && g_pLogFile == nullptr) {
-    g_pLogFile = fopen("rocclr-trace.log", "w");
-  }
-}
-
 void log_printf(LogLevel level, const char* file, int line, const char* format, ...) {
   va_list ap;
 
@@ -98,16 +88,7 @@ void log_printf(LogLevel level, const char* file, int line, const char* format,
   vsnprintf(message, sizeof(message), format, ap);
   va_end(ap);
 
-  if (!flagIsDefault(AMD_LOG_FILE)) {
-    std::call_once(amd::g_iLogFileInitialized, amd::createLogFile);
-
-    if (g_pLogFile) {
-      fprintf(g_pLogFile, ":%d:%-25s:%-4d: %010lld: %s\n", level, file, line, Os::timeNanos() / 100ULL, message);
-    }
-  }
-  else {
-    fprintf(stderr, ":%d:%-25s:%-4d: %010lld: %s\n", level, file, line, Os::timeNanos() / 100ULL, message);
-  }
+  fprintf(stderr, ":%d:%-25s:%-4d: %010lld: %s\n", level, file, line, Os::timeNanos() / 100ULL, message);
 }
 
 }  // namespace amd