Whitelist some GPU test includes in GN check.

gpu/gles2_conform_support/native/egl_native_aura.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This is just a compile fix. If this is really needed when using aura, the
 // methods below should be filled out.
 
 #include <EGL/egl.h>
 #include <EGL/eglext.h>
 
 #include "base/logging.h"
 
 extern "C" {
 #if defined(GLES2_CONFORM_SUPPORT_ONLY)
 #include "gpu/gles2_conform_support/gtf/gtf_stubs.h"
 #else
-#include "third_party/gles2_conform/GTF_ES/glsl/GTF/Source/eglNative.h"
+#include "third_party/gles2_conform/GTF_ES/glsl/GTF/Source/eglNative.h"  // nogncheck
 #endif
 
 GTFbool GTFNativeCreateDisplay(EGLNativeDisplayType *pNativeDisplay) {
   NOTIMPLEMENTED();
   return GTFfalse;
 }
 
 void GTFNativeDestroyDisplay(EGLNativeDisplayType nativeDisplay) {
   NOTIMPLEMENTED();
 }
 
 void GTFNativeDestroyWindow(EGLNativeDisplayType nativeDisplay,
                             EGLNativeWindowType nativeWindow) {
   NOTIMPLEMENTED();
 }
 
 GTFbool GTFNativeCreateWindow(EGLNativeDisplayType nativeDisplay,
                               EGLDisplay eglDisplay, EGLConfig eglConfig,
                               const char* title, int width, int height,
                               EGLNativeWindowType *pNativeWindow) {
   NOTIMPLEMENTED();
   return GTFfalse;
 }
 
 }  // extern "C"