Removed fdlibm.js, as it is now an empty shell.

src/third_party/fdlibm/fdlibm.js

-// The following is adapted from fdlibm (http://www.netlib.org/fdlibm),
-//
-// ====================================================
-// Copyright (C) 1993-2004 by Sun Microsystems, Inc. All rights reserved.
-//
-// Developed at SunSoft, a Sun Microsystems, Inc. business.
-// Permission to use, copy, modify, and distribute this
-// software is freely granted, provided that this notice
-// is preserved.
-// ====================================================
-//
-// The original source code covered by the above license above has been
-// modified significantly by Google Inc.
-// Copyright 2014 the V8 project authors. All rights reserved.
-//
-// The following is a straightforward translation of fdlibm routines
-// by Raymond Toy (rtoy@google.com).
-
-(function(global, utils) {
-  
-"use strict";
-
-%CheckIsBootstrapping();
-
-// -------------------------------------------------------------------
-// Imports
-
-var GlobalMath = global.Math;
-
-utils.Import(function(from) {});
-
-//-------------------------------------------------------------------
-
-utils.InstallFunctions(GlobalMath, DONT_ENUM, []);
-
-})