libvpx: Pull from upstream

source/libvpx/test/subtract_test.cc

 /*
  *  Copyright (c) 2012 The WebM 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.
  */
 
@@ skipping 87 matching lines @@
     }
   }
   vpx_free(be.src_diff);
   vpx_free(source);
   vpx_free(bd.predictor);
 }
 
 INSTANTIATE_TEST_CASE_P(C, SubtractBlockTest,
                         ::testing::Values(vp8_subtract_b_c));
 
+#if HAVE_NEON
+INSTANTIATE_TEST_CASE_P(NEON, SubtractBlockTest,
+                        ::testing::Values(vp8_subtract_b_neon));
+#endif
+
 #if HAVE_MMX
 INSTANTIATE_TEST_CASE_P(MMX, SubtractBlockTest,
                         ::testing::Values(vp8_subtract_b_mmx));
 #endif
 
 #if HAVE_SSE2
 INSTANTIATE_TEST_CASE_P(SSE2, SubtractBlockTest,
                         ::testing::Values(vp8_subtract_b_sse2));
 #endif
 
 }  // namespace