[builtins] Make sure the Math functions and constants agree.

src/js/math.js

 // Copyright 2012 the V8 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.
 
 (function(global, utils) {
 "use strict";
 
 %CheckIsBootstrapping();
 
 // -------------------------------------------------------------------
@@ skipping 109 matching lines @@
 // -------------------------------------------------------------------
 
 %InstallToContext([
   "math_pow", MathPowJS,
 ]);
 
 %AddNamedProperty(GlobalMath, toStringTagSymbol, "Math", READ_ONLY | DONT_ENUM);
 
 // Set up math constants.
 utils.InstallConstants(GlobalMath, [
-  // ECMA-262, section 15.8.1.1.
-  "E", 2.7182818284590452354,
-  // ECMA-262, section 15.8.1.2.
-  "LN10", 2.302585092994046,
-  // ECMA-262, section 15.8.1.3.
-  "LN2", 0.6931471805599453,
-  // ECMA-262, section 15.8.1.4.
-  "LOG2E", 1.4426950408889634,
-  "LOG10E", 0.4342944819032518,
   "PI", 3.1415926535897932,
   "SQRT1_2", 0.7071067811865476,
   "SQRT2", 1.4142135623730951

[Yang, 2016/06/21 05:40:30]

What about these three? Can we move them over to the bootstrapper?

[Benedikt Meurer, 2016/06/21 05:42:55]

Yeah, but let's do that separately. This CL is only to fix the bug.

 ]);
 
 // Set up non-enumerable functions of the Math object and
 // set their names.
 utils.InstallFunctions(GlobalMath, DONT_ENUM, [
   "random", MathRandom,
   "abs", MathAbs,
   "pow", MathPowJS,
   "sign", MathSign,
   "asinh", MathAsinh,
   "acosh", MathAcosh,
   "hypot", MathHypot,
 ]);
 
 %SetForceInlineFlag(MathAbs);
 %SetForceInlineFlag(MathRandom);
 %SetForceInlineFlag(MathSign);
 
 // -------------------------------------------------------------------
 // Exports
 
 utils.Export(function(to) {
   to.MathAbs = MathAbs;
   to.IntRandom = MathRandomRaw;
 });
 
 })