libagl: silence a LOGD

Signed-off-by: Iliyan Malchev <malchev@google.com>
diff --git a/opengl/libagl/copybit.cpp b/opengl/libagl/copybit.cpp
index d73d6dd..3de5b2b 100644
--- a/opengl/libagl/copybit.cpp
+++ b/opengl/libagl/copybit.cpp
@@ -423,7 +423,8 @@
                         COPYBIT_ENABLE : COPYBIT_DISABLE);
         clipRectRegion it(c);
 
-        LOGD("dst={%d, %d, %d, %p, %p}, "
+        LOGD_IF(0,
+             "dst={%d, %d, %d, %p, %p}, "
              "src={%d, %d, %d, %p, %p}, "
              "drect={%d,%d,%d,%d}, "
              "srect={%d,%d,%d,%d}, "