remove guard nolints from all headers

include/libyuv/planar_functions.h

 /*
  *  Copyright 2011 The LibYuv Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS. All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef INCLUDE_LIBYUV_PLANAR_FUNCTIONS_H_  // NOLINT
+#ifndef INCLUDE_LIBYUV_PLANAR_FUNCTIONS_H_
 #define INCLUDE_LIBYUV_PLANAR_FUNCTIONS_H_
 
 #include "libyuv/basic_types.h"
 
 // TODO(fbarchard): Remove the following headers includes.
 #include "libyuv/convert.h"
 #include "libyuv/convert_argb.h"
 
 #ifdef __cplusplus
 namespace libyuv {
@@ skipping 489 matching lines @@
 LIBYUV_API
 int ARGBSobelXY(const uint8* src_argb, int src_stride_argb,
                 uint8* dst_argb, int dst_stride_argb,
                 int width, int height);
 
 #ifdef __cplusplus
 }  // extern "C"
 }  // namespace libyuv
 #endif
 
-#endif  // INCLUDE_LIBYUV_PLANAR_FUNCTIONS_H_  NOLINT
+#endif  // INCLUDE_LIBYUV_PLANAR_FUNCTIONS_H_