Revert grisu commits.

src/grisu3.h

Index: src/grisu3.h
===================================================================
--- src/grisu3.h	(revision 4091)
+++ src/grisu3.h	(working copy)
@@ -1,55 +0,0 @@
-// Copyright 2010 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
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#ifndef V8_GRISU3_H_
-#define V8_GRISU3_H_
-
-namespace v8 {
-namespace internal {
-
-// Grisu3 will produce at most kGrisu3MaximalLength digits. This does not
-// include the terminating '\0' character.
-static const int kGrisu3MaximalLength = 17;
-
-// Provides a decimal representation of v.
-//   v must satisfy v != 0 and it must not be Infinity or NaN.
-// Returns true if it succeeds, otherwise the result can not be trusted.
-// There will be *length digits inside the buffer followed by a null terminator.
-// If the function returns true then
-//   v == (double) (buffer * 10^(decimal-point - length)).
-// The digits in the buffer are the shortest representation possible: no
-// 0.099999999999 instead of 0.1.
-// The last digit will be closest to the actual v. That is, even if several
-// digits might correctly yield 'v' when read again, the buffer will contain the
-// one closest to v.
-// The variable 'sign' will be '0' if the given number is positive, and '1'
-//   otherwise.
-bool grisu3(double d, char* buffer, int* sign, int* length, int* decimal_point);
-
-} }  // namespace v8::internal
-
-#endif  // V8_GRISU3_H_