move a macro and comment

BUG=49
TEST=untested
Review URL: https://webrtc-codereview.appspot.com/668012

git-svn-id: http://libyuv.googlecode.com/svn/trunk@302 16f28f9a-4ce2-e073-06de-1de4eb20be90

README.chromium

 Name: libyuv
 URL: http://code.google.com/p/libyuv/
-Version: 301
+Version: 302
 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 300
+#define LIBYUV_VERSION 302
 
 #endif  // INCLUDE_LIBYUV_VERSION_H_  NOLINT

source/scale.cc

@@ -23,6 +23,9 @@ namespace libyuv {
 extern "C" {
 #endif
 
+// Bilinear SSE2 is disabled.
+#define SSE2_DISABLED 1
+
 // Note: Some SSE2 reference manuals
 // cpuvol1.pdf agner_instruction_tables.pdf 253666.pdf 253667.pdf
 
@@ -31,7 +34,6 @@ extern "C" {
 // NOT the optimized versions. Useful for debugging and
 // when comparing the quality of the resulting YUV planes
 // as produced by the optimized and non-optimized versions.
-#define SSE2_DISABLED 1
 static bool use_reference_impl_ = false;
 
 void SetUseReferenceImpl(bool use) {

source/scale_argb.cc

@@ -23,12 +23,13 @@ namespace libyuv {
 extern "C" {
 #endif
 
-// ARGB scaling uses bilinear or point, but not box filter.
+// Bilinear SSE2 is disabled.
+#define SSE2_DISABLED 1
 
+// ARGB scaling uses bilinear or point, but not box filter.
 /**
  * SSE2 downscalers with bilinear interpolation.
  */
-#define SSE2_DISABLED 1
 
 #if !defined(YUV_DISABLE_ASM) && defined(_M_IX86)