This change is for uptime only.

PiperOrigin-RevId: 854101392

Author: tensorflower-gardener

tsl/platform/BUILD

@@ -691,6 +691,7 @@ cc_library(
     deps = tf_windows_aware_platform_deps("platform_port") + [
         ":platform",
         "@com_google_absl//absl/base:core_headers",
+        "@com_google_absl//absl/time",
         "@xla//xla/tsl/platform:byte_order",
         "@xla//xla/tsl/platform:dynamic_annotations",
         "@xla//xla/tsl/platform:types",

tsl/platform/init_main.h

@@ -16,11 +16,14 @@ limitations under the License.
 #ifndef TENSORFLOW_TSL_PLATFORM_INIT_MAIN_H_
 #define TENSORFLOW_TSL_PLATFORM_INIT_MAIN_H_
 
+#include "absl/time/time.h"
 namespace tsl {
 namespace port {
 
 void InitMain(const char* usage, int* argc, char*** argv);
 
+absl::Duration GetInitUptime();
+
 }  // namespace port
 }  // namespace tsl