Delete unused spreadsort implementation.

webrtc/system_wrappers/source/spreadsortlib/constants.hpp

Index: webrtc/system_wrappers/source/spreadsortlib/constants.hpp
diff --git a/webrtc/system_wrappers/source/spreadsortlib/constants.hpp b/webrtc/system_wrappers/source/spreadsortlib/constants.hpp
deleted file mode 100644
index fa81ece86977db267e92a751c4da945ea6b77d9b..0000000000000000000000000000000000000000
--- a/webrtc/system_wrappers/source/spreadsortlib/constants.hpp
+++ /dev/null
@@ -1,42 +0,0 @@
-/*Boost Software License - Version 1.0 - August 17th, 2003
-
-Permission is hereby granted, free of charge, to any person or organization
-obtaining a copy of the software and accompanying documentation covered by
-this license (the "Software") to use, reproduce, display, distribute,
-execute, and transmit the Software, and to prepare derivative works of the
-Software, and to permit third-parties to whom the Software is furnished to
-do so, all subject to the following:
-
-The copyright notices in the Software and this entire statement, including
-the above license grant, this restriction and the following disclaimer,
-must be included in all copies of the Software, in whole or in part, and
-all derivative works of the Software, unless such copies or derivative
-works are solely in the form of machine-executable object code generated by
-a source language processor.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
-SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
-FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
-DEALINGS IN THE SOFTWARE.*/
-#ifndef BOOST_SPREADSORT_CONSTANTS
-#define BOOST_SPREADSORT_CONSTANTS
-namespace boost {
-namespace detail {
-//Tuning constants
-//Sets the minimum number of items per bin.
-static const unsigned LOG_MEAN_BIN_SIZE = 2;
-//This should be tuned to your processor cache; if you go too large you get cache misses on bins
-//The smaller this number, the less worst-case memory usage.  If too small, too many recursions slow down spreadsort
-static const unsigned MAX_SPLITS = 10;
-//Used to force a comparison-based sorting for small bins, if it's faster.  Minimum value 0
-static const unsigned LOG_MIN_SPLIT_COUNT = 5;
-//There is a minimum size below which it is not worth using spreadsort
-static const long MIN_SORT_SIZE = 1000;
-//This is the constant on the log base n of m calculation; make this larger the faster std::sort is relative to spreadsort
-static const unsigned LOG_CONST = 2;
-}
-}
-#endif