message: int64 related cleanup
diff: @@ -19,6 +19,7 @@ limitations under the License.
  (defined(__ARM_ARCH_7A__) || defined(__aarch64__))
  #include <asm/unistd.h>
  +#include <inttypes.h>
  #include <linux/perf_event.h>
  #include <stdio.h>
  #include <stdlib.h>
  @@ -114,8 +115,8 @@ int64 AndroidArmV7ACpuUtilsHelper::ReadCpuFrequencyFile(
  if (fp == nullptr) {
  return INVALID_CPU_FREQUENCY;
  }
  - int64 freq_in_khz = INVALID_CPU_FREQUENCY;
  - const int retval = fscanf(fp, "%lld", &freq_in_khz);
  + int64_t freq_in_khz = INVALID_CPU_FREQUENCY;
  + const int retval = fscanf(fp, "%" SCNd64, &freq_in_khz);
  if (retval < 0) {
  LOG(WARNING) << "Failed to \"" << file_path << "\"";
  fclose(fp);
  