Fixed compiler warning

Added missing inc_counter_for_resize_op(pagecache).
(caused maria.maria-preload.test to fail)

storage/maria/ma_loghandler.c:
  Fixed compiler warning
storage/maria/ma_pagecache.c:
  Added missing inc_counter_for_resize_op(pagecache).
  (caused maria.maria-preload.test to fail)

storage/maria/ma_loghandler.c

@@ -7579,6 +7579,7 @@ my_bool translog_flush(TRANSLOG_ADDRESS lsn)
   DBUG_ASSERT(translog_status == TRANSLOG_OK ||
               translog_status == TRANSLOG_READONLY);
   LINT_INIT(sent_to_disk);
+  LINT_INIT(last_buffer_no);
 
   pthread_mutex_lock(&log_descriptor.log_flush_lock);
   DBUG_PRINT("info", ("Everything is flushed up to (%lu,0x%lx)",

storage/maria/ma_pagecache.c

@@ -1046,6 +1046,7 @@ static inline void dec_counter_for_resize_op(PAGECACHE *pagecache)
                         ("thread %ld", last_thread->next->id));
     pagecache_pthread_cond_signal(&last_thread->next->suspend);
   }
+  DBUG_ASSERT((longlong) pagecache->cnt_for_resize_op >= 0);
 #else
   pagecache->cnt_for_resize_op--;
 #endif
@@ -3626,6 +3627,8 @@ my_bool pagecache_delete_by_link(PAGECACHE *pagecache,
     */
     DBUG_ASSERT((block->status &
                  (PCBLOCK_IN_SWITCH | PCBLOCK_REASSIGNED)) == 0);
+
+    inc_counter_for_resize_op(pagecache);
     /*
       make_lock_and_pin() can't fail here, because we are keeping pin on the
       block and it can't be evicted (which is cause of lock fail and retry)