Update libvpx snapshot to v0.9.7-p1 (Cayuga).

source/libvpx/vp8/encoder/arm/quantize_arm.h

 /*
  *  Copyright (c) 2010 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.
  */
 
 
 #ifndef QUANTIZE_ARM_H
 #define QUANTIZE_ARM_H
 
 #if HAVE_ARMV6
 
 extern prototype_quantize_block(vp8_fast_quantize_b_armv6);
 
+#if !CONFIG_RUNTIME_CPU_DETECT
 #undef  vp8_quantize_fastquantb
 #define vp8_quantize_fastquantb vp8_fast_quantize_b_armv6
+#endif
 
 #endif /* HAVE_ARMV6 */
 
 
 #if HAVE_ARMV7
+
 extern prototype_quantize_block(vp8_fast_quantize_b_neon);
+extern prototype_quantize_block_pair(vp8_fast_quantize_b_pair_neon);
 
-/* The neon quantizer has not been updated to match the new exact
- * quantizer introduced in commit e04e2935
- */
-//#undef  vp8_quantize_fastquantb
-//#define vp8_quantize_fastquantb vp8_fast_quantize_b_neon
+#if !CONFIG_RUNTIME_CPU_DETECT
+#undef  vp8_quantize_fastquantb
+#define vp8_quantize_fastquantb vp8_fast_quantize_b_neon
+
+#undef  vp8_quantize_fastquantb_pair
+#define vp8_quantize_fastquantb_pair vp8_fast_quantize_b_pair_neon
+
+#undef vp8_quantize_mb
+#define vp8_quantize_mb vp8_quantize_mb_neon
+
+#undef vp8_quantize_mbuv
+#define vp8_quantize_mbuv vp8_quantize_mbuv_neon
+
+#undef vp8_quantize_mby
+#define vp8_quantize_mby vp8_quantize_mby_neon
+#endif
+
+#endif /* HAVE_ARMV7 */
 
 #endif
 
-#endif