[x265] unused

[Satoshi Nakagawa]

# HG changeset patch
# User Satoshi Nakagawa <nakagawa424 at oki.com>
# Date 1400042747 -32400
#      Wed May 14 13:45:47 2014 +0900
# Node ID de8046114a408b75b7b9014f81fb7c73463dddea
# Parent  a4d0d5679c28d6523e6b01a55fe548c3140118a6
unused

diff -r a4d0d5679c28 -r de8046114a40 source/Lib/TLibEncoder/TEncSearch.cpp
--- a/source/Lib/TLibEncoder/TEncSearch.cpp	Sun May 11 17:32:37 2014 +0900
+++ b/source/Lib/TLibEncoder/TEncSearch.cpp	Wed May 14 13:45:47 2014 +0900
@@ -1820,13 +1820,11 @@
     int      chFmt          = cu->getChromaFormat();
     uint32_t stride         = fencYuv->getCStride();
     int scaleTuSize = tuSize;
-    int scaleStride = stride;
     int costShift = 0;
 
     if (tuSize > 32)
     {
         scaleTuSize = 32;
-        scaleStride = 32;
         costShift = 2;
     }