media-gfx/optipng: remove unused patch

diff --git a/media-gfx/optipng/files/optipng-0.7.5-gifread.patch b/media-gfx/optipng/files/optipng-0.7.5-gifread.patch
deleted file mode 100644 (file)
index 14b3719..0000000
--- a/media-gfx/optipng/files/optipng-0.7.5-gifread.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff --git a/src/gifread/gifread.c b/src/gifread/gifread.c
-index b24aa6e..2896493 100644
---- a/src/gifread/gifread.c
-+++ b/src/gifread/gifread.c
-@@ -357,6 +357,7 @@ static int LZWGetCode(int code_size, int init_flag, FILE *stream)
-     {
-         curbit = 0;
-         lastbit = 0;
-+        last_byte = 2;
-         done = LZW_FALSE;
-         return 0;
-     }