Revert "Clean up runtime functions for Maths."

src/harmony-math.js

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 138 matching lines @@
     var preliminary = sum + summand;
     compensation = (preliminary - sum) - summand;
     sum = preliminary;
   }
   return MathSqrt(sum) * max;
 }
 
 
 // ES6 draft 09-27-13, section 20.2.2.16.
 function MathFround(x) {
-  return %MathFround(TO_NUMBER_INLINE(x));
+  return %Math_fround(TO_NUMBER_INLINE(x));
 }
 
 
 function MathClz32(x) {
   x = ToUint32(TO_NUMBER_INLINE(x));
   if (x == 0) return 32;
   var result = 0;
   // Binary search.
   if ((x & 0xFFFF0000) === 0) { x <<= 16; result += 16; };
   if ((x & 0xFF000000) === 0) { x <<=  8; result +=  8; };
@@ skipping 90 matching lines @@
     "fround", MathFround,
     "clz32", MathClz32,
     "cbrt", MathCbrt,
     "log1p", MathLog1p,
     "expm1", MathExpm1
   ));
 }
 
 
 ExtendMath();