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Remove dead code

The new loopfilter was originally introduced as an experimental change.
It's permanent now.

Change-Id: I25dbedb6ceff3e9f9c04e18bb29f84c3ecb7e546

--- a/vp8/common/loopfilter_filters.c

+++ b/vp8/common/loopfilter_filters.c

@@ -13,9 +13,6 @@

 #include "loopfilter.h"

 #include "onyxc_int.h"

-

-#define NEW_LOOPFILTER_MASK

-

 typedef unsigned char uc;

 static __inline signed char vp8_signed_char_clamp(int t)

@@ -37,11 +34,7 @@

     mask |= (abs(q1 - q0) > limit) * -1;

     mask |= (abs(q2 - q1) > limit) * -1;

     mask |= (abs(q3 - q2) > limit) * -1;

-#ifndef NEW_LOOPFILTER_MASK

-    mask |= (abs(p0 - q0) > flimit) * -1;

-#else

     mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2  > flimit * 2 + limit) * -1;

-#endif

     mask = ~mask;

     return mask;

 }

@@ -286,11 +279,7 @@

 // Why does this cause problems for win32?

 // error C2143: syntax error : missing ';' before 'type'

 //  (void) limit;

-#ifndef NEW_LOOPFILTER_MASK

-    signed char mask = (abs(p0 - q0) <= flimit) * -1;

-#else

     signed char mask = (abs(p0 - q0) * 2 + abs(p1 - q1) / 2  <= flimit * 2 + limit) * -1;

-#endif

     return mask;

 }

-- 

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