Removing undescores in {GPR,GRPC,CENSUS}_API.
diff --git a/include/grpc/support/cpu.h b/include/grpc/support/cpu.h
index db4bdd4..3ca83b5 100644
--- a/include/grpc/support/cpu.h
+++ b/include/grpc/support/cpu.h
@@ -44,13 +44,13 @@
 
 /* Return the number of CPU cores on the current system. Will return 0 if
    the information is not available. */
-GPR_API unsigned gpr_cpu_num_cores(void);
+GPRAPI unsigned gpr_cpu_num_cores(void);
 
 /* Return the CPU on which the current thread is executing; N.B. This should
    be considered advisory only - it is possible that the thread is switched
    to a different CPU at any time. Returns a value in range
    [0, gpr_cpu_num_cores() - 1] */
-GPR_API unsigned gpr_cpu_current_cpu(void);
+GPRAPI unsigned gpr_cpu_current_cpu(void);
 
 #ifdef __cplusplus
 }  // extern "C"