Merge branch 'census_active_ops' of https://github.com/maxwell-demon/grpc into census_active_ops

src/core/statistics/census_tracing.h

@@ -80,11 +80,11 @@ trace_obj* census_get_trace_obj_locked(census_op_id op_id);
 void census_internal_lock_trace_store(void);
 void census_internal_unlock_trace_store(void);
 
-/* Gets method tag name associated with the input trace object. */
+/* Gets method name associated with the input trace object. */
 const char* census_get_trace_method_name(const trace_obj* trace);
 
 /* Returns an array of pointers to trace objects of currently active operations
-   and fills in number of active operations. Returns NULL if there's no active
+   and fills in number of active operations. Returns NULL if there are no active
    operations.
    Caller owns the returned objects. */
 trace_obj** census_get_active_ops(int* num_active_ops);

test/core/statistics/trace_test.c

@@ -204,7 +204,7 @@ static void test_get_active_ops(void) {
   gpr_free(active_ops);
   active_ops = NULL;
 
-  /* Start the second and the third ops */
+  /* Start the second and third ops */
   id_2 = census_tracing_start_op();
   census_add_method_tag(id_2, "foo_2");
   id_3 = census_tracing_start_op();