Move immintrin/arm_neon includes to where they are used.

include/private/SkFloatingPoint.h

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkFloatingPoint_DEFINED
 #define SkFloatingPoint_DEFINED
 
 #include "SkTypes.h"
 
 #include <math.h>
 #include <float.h>
 
+#if SK_CPU_SSE_LEVEL >= SK_CPU_SSE_LEVEL_SSE1
+    #include <xmmintrin.h>
+#elif defined(SK_ARM_HAS_NEON)
+    #include <arm_neon.h>
+#endif
+
 // For _POSIX_VERSION
 #if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
 #include <unistd.h>
 #endif
 
 #include "SkFloatBits.h"
 
 // C++98 cmath std::pow seems to be the earliest portable way to get float pow.
 // However, on Linux including cmath undefines isfinite.
 // http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14608
@@ skipping 115 matching lines @@
 // This is the number of significant digits we can print in a string such that when we read that
 // string back we get the floating point number we expect.  The minimum value C requires is 6, but
 // most compilers support 9
 #ifdef FLT_DECIMAL_DIG
 #define SK_FLT_DECIMAL_DIG FLT_DECIMAL_DIG
 #else
 #define SK_FLT_DECIMAL_DIG 9
 #endif
 
 #endif