Fix a warning on win64.. unused variable.

BUG=61,62
TEST=build 64 bit on windows
Review URL: https://webrtc-codereview.appspot.com/717011

git-svn-id: http://libyuv.googlecode.com/svn/trunk@318 16f28f9a-4ce2-e073-06de-1de4eb20be90

README.chromium

 Name: libyuv
 URL: http://code.google.com/p/libyuv/
-Version: 316
+Version: 318
 License: BSD
 License File: LICENSE
 

include/libyuv/version.h

@@ -11,6 +11,6 @@
 #ifndef INCLUDE_LIBYUV_VERSION_H_  // NOLINT
 #define INCLUDE_LIBYUV_VERSION_H_
 
-#define LIBYUV_VERSION 316
+#define LIBYUV_VERSION 318
 
 #endif  // INCLUDE_LIBYUV_VERSION_H_  NOLINT

unit_test/planar_test.cc

@@ -901,8 +901,10 @@ TEST_F(libyuvTest, TestInterpolate) {
 
 TEST_F(libyuvTest, TestAffine) {
   SIMD_ALIGNED(uint8 orig_pixels_0[256][4]);
-  SIMD_ALIGNED(uint8 interpolate_pixels_Opt[256][4]);
   SIMD_ALIGNED(uint8 interpolate_pixels_C[256][4]);
+#if defined(HAS_ARGBAFFINEROW_SSE2)
+  SIMD_ALIGNED(uint8 interpolate_pixels_Opt[256][4]);
+#endif
 
   for (int i = 0; i < 256; ++i) {
     for (int j = 0; j < 4; ++j) {