More spelling changes.

src/dtoa.h

 // Copyright 2011 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 31 matching lines @@
   DTOA_FIXED,
   // Return a fixed number of digits, no matter what the exponent is.
   DTOA_PRECISION
 };
 
 // The maximal length of digits a double can have in base 10.
 // Note that DoubleToAscii null-terminates its input. So the given buffer should
 // be at least kBase10MaximalLength + 1 characters long.
 const int kBase10MaximalLength = 17;
 
-// Converts the given double 'v' to ascii.
+// Converts the given double 'v' to ASCII.
 // The result should be interpreted as buffer * 10^(point-length).
 //
 // The output depends on the given mode:
 //  - SHORTEST: produce the least amount of digits for which the internal
 //   identity requirement is still satisfied. If the digits are printed
 //   (together with the correct exponent) then reading this number will give
 //   'v' again. The buffer will choose the representation that is closest to
 //   'v'. If there are two at the same distance, than the one farther away
 //   from 0 is chosen (halfway cases - ending with 5 - are rounded up).
 //   In this mode the 'requested_digits' parameter is ignored.
@@ skipping 13 matching lines @@
 // 'DoubleToAscii' expects the given buffer to be big enough to hold all digits
 // and a terminating null-character. In SHORTEST-mode it expects a buffer of
 // at least kBase10MaximalLength + 1. Otherwise, the size of the output is
 // limited to requested_digits digits plus the null terminator.
 void DoubleToAscii(double v, DtoaMode mode, int requested_digits,
                    Vector<char> buffer, int* sign, int* length, int* point);
 
 } }  // namespace v8::internal
 
 #endif  // V8_DTOA_H_