[Gpr_To_Absl_Logging] Remove gpr_log_severity_string (#37013)

[Gpr_To_Absl_Logging] Remove gpr_log_severity_string

This function is not getting used anymore gpr_log_severity_string

Closes #37013

COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/37013 from tanvi-jagtap:gpr_log_severity_string_remove 3346face4c
PiperOrigin-RevId: 645796077

grpc.def

@@ -230,7 +230,6 @@ EXPORTS
     gpr_free_aligned
     gpr_cpu_num_cores
     gpr_cpu_current_cpu
-    gpr_log_severity_string
     gpr_log
     gpr_should_log
     gpr_log_message

include/grpc/support/log.h

@@ -41,9 +41,6 @@ typedef enum gpr_log_severity {
   GPR_LOG_SEVERITY_ERROR
 } gpr_log_severity;
 
-/** Returns a string representation of the log severity */
-GPRAPI const char* gpr_log_severity_string(gpr_log_severity severity);
-
 /** Macros to build log contexts at various severity levels */
 #define GPR_DEBUG __FILE__, __LINE__, GPR_LOG_SEVERITY_DEBUG
 #define GPR_INFO __FILE__, __LINE__, GPR_LOG_SEVERITY_INFO

src/core/util/log.cc

@@ -44,18 +44,6 @@ void gpr_unreachable_code(const char* reason, const char* file, int line) {
                    grpc_core::SourceLocation(file, line));
 }
 
-const char* gpr_log_severity_string(gpr_log_severity severity) {
-  switch (severity) {
-    case GPR_LOG_SEVERITY_DEBUG:
-      return "D";
-    case GPR_LOG_SEVERITY_INFO:
-      return "I";
-    case GPR_LOG_SEVERITY_ERROR:
-      return "E";
-  }
-  GPR_UNREACHABLE_CODE(return "UNKNOWN");
-}
-
 int gpr_should_log(gpr_log_severity severity) {
   switch (severity) {
     case GPR_LOG_SEVERITY_ERROR:

src/ruby/ext/grpc/rb_grpc_imports.generated.c

@@ -253,7 +253,6 @@ gpr_malloc_aligned_type gpr_malloc_aligned_import;
 gpr_free_aligned_type gpr_free_aligned_import;
 gpr_cpu_num_cores_type gpr_cpu_num_cores_import;
 gpr_cpu_current_cpu_type gpr_cpu_current_cpu_import;
-gpr_log_severity_string_type gpr_log_severity_string_import;
 gpr_log_type gpr_log_import;
 gpr_should_log_type gpr_should_log_import;
 gpr_log_message_type gpr_log_message_import;
@@ -542,7 +541,6 @@ void grpc_rb_load_imports(HMODULE library) {
   gpr_free_aligned_import = (gpr_free_aligned_type) GetProcAddress(library, "gpr_free_aligned");
   gpr_cpu_num_cores_import = (gpr_cpu_num_cores_type) GetProcAddress(library, "gpr_cpu_num_cores");
   gpr_cpu_current_cpu_import = (gpr_cpu_current_cpu_type) GetProcAddress(library, "gpr_cpu_current_cpu");
-  gpr_log_severity_string_import = (gpr_log_severity_string_type) GetProcAddress(library, "gpr_log_severity_string");
   gpr_log_import = (gpr_log_type) GetProcAddress(library, "gpr_log");
   gpr_should_log_import = (gpr_should_log_type) GetProcAddress(library, "gpr_should_log");
   gpr_log_message_import = (gpr_log_message_type) GetProcAddress(library, "gpr_log_message");

src/ruby/ext/grpc/rb_grpc_imports.generated.h

@@ -735,9 +735,6 @@ extern gpr_cpu_num_cores_type gpr_cpu_num_cores_import;
 typedef unsigned(*gpr_cpu_current_cpu_type)(void);
 extern gpr_cpu_current_cpu_type gpr_cpu_current_cpu_import;
 #define gpr_cpu_current_cpu gpr_cpu_current_cpu_import
-typedef const char*(*gpr_log_severity_string_type)(gpr_log_severity severity);
-extern gpr_log_severity_string_type gpr_log_severity_string_import;
-#define gpr_log_severity_string gpr_log_severity_string_import
 typedef void(*gpr_log_type)(const char* file, int line, gpr_log_severity severity, const char* format, ...) GPR_PRINT_FORMAT_CHECK(4, 5);
 extern gpr_log_type gpr_log_import;
 #define gpr_log gpr_log_import

tools/run_tests/sanity/banned_functions.py

@@ -48,10 +48,7 @@ DEPRECATED_FUNCTION_TEMP_ALLOW_LIST = {
         "./src/ruby/ext/grpc/rb_grpc_imports.generated.h",
         "./test/core/end2end/tests/no_logging.cc",
     ],
-    "gpr_log_severity_string(": [
-        "./include/grpc/support/log.h",
-        "./src/core/util/log.cc",
-    ],
+    "gpr_log_severity_string": [],
     "gpr_log(": [
         "./include/grpc/support/log.h",
         "./src/core/ext/filters/backend_metrics/backend_metric_filter.cc",