Remove runtime NEON detection

webrtc/typedefs.h

 /*
  *  Copyright (c) 2012 The WebRTC 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 39 matching lines @@
 #else
 #error Please add support for your architecture in typedefs.h
 #endif
 
 #if !(defined(WEBRTC_ARCH_LITTLE_ENDIAN) ^ defined(WEBRTC_ARCH_BIG_ENDIAN))
 #error Define either WEBRTC_ARCH_LITTLE_ENDIAN or WEBRTC_ARCH_BIG_ENDIAN
 #endif
 
 // TODO(zhongwei.yao): WEBRTC_CPU_DETECTION is only used in one place; we should
 // probably just remove it.
-#if (defined(WEBRTC_ARCH_X86_FAMILY) && !defined(__SSE2__)) || \
-    defined(WEBRTC_DETECT_NEON)
+#if (defined(WEBRTC_ARCH_X86_FAMILY) && !defined(__SSE2__))
 #define WEBRTC_CPU_DETECTION
 #endif
 
 // TODO(pbos): Use webrtc/base/basictypes.h instead to include fixed-size ints.
 #include <stdint.h>
 
 // Annotate a function indicating the caller must examine the return value.
 // Use like:
 //   int foo() WARN_UNUSED_RESULT;
 // To explicitly ignore a result, see |ignore_result()| in <base/macros.h>.
@@ skipping 31 matching lines @@
 // Annotate a function that will not return control flow to the caller.
 #if defined(_MSC_VER)
 #define NO_RETURN __declspec(noreturn)
 #elif defined(__GNUC__)
 #define NO_RETURN __attribute__ ((__noreturn__))
 #else
 #define NO_RETURN
 #endif
 
 #endif  // WEBRTC_TYPEDEFS_H_