Bug 559343 - Silence a Coverity warning in libtheora. r=timeless

media/libtheora/README_MOZILLA

@@ -3,3 +3,5 @@ using the update.sh script. The changes made were those applied by update.sh,
 the addition/update of Makefile.in files for the Mozilla build system.
 
 The subversion revision used was r16712.
+
+bug559343.patch: Silence Coverity warning.

media/libtheora/bug559343.patch

@@ -0,0 +1,22 @@
+diff --git a/media/libtheora/lib/state.c b/media/libtheora/lib/state.c
+--- a/media/libtheora/lib/state.c
++++ b/media/libtheora/lib/state.c
+@@ -87,17 +87,17 @@ static void oc_sb_create_plane_mapping(o
+       int       quadi;
+       int       i;
+       /*Figure out how many rows of blocks in this super block lie within the
+          image.*/
+       jmax=_hfrags-x;
+       if(jmax>4)jmax=4;
+       else if(jmax<=0)break;
+       /*By default, set all fragment indices to -1.*/
+-      memset(_sb_maps[sbi][0],0xFF,sizeof(_sb_maps[sbi]));
++      memset(_sb_maps[sbi],0xFF,sizeof(_sb_maps[sbi]));
+       /*Fill in the fragment map for this super block.*/
+       xfrag=yfrag+x;
+       for(i=0;i<imax;i++){
+         int j;
+         for(j=0;j<jmax;j++){
+           _sb_maps[sbi][SB_MAP[i][j][0]][SB_MAP[i][j][1]]=xfrag+j;
+         }
+         xfrag+=_hfrags;

media/libtheora/lib/state.c

@@ -92,7 +92,7 @@ static void oc_sb_create_plane_mapping(oc_sb_map _sb_maps[],
       if(jmax>4)jmax=4;
       else if(jmax<=0)break;
       /*By default, set all fragment indices to -1.*/
-      memset(_sb_maps[sbi][0],0xFF,sizeof(_sb_maps[sbi]));
+      memset(_sb_maps[sbi],0xFF,sizeof(_sb_maps[sbi]));
       /*Fill in the fragment map for this super block.*/
       xfrag=yfrag+x;
       for(i=0;i<imax;i++){

media/libtheora/update.sh

@@ -60,3 +60,4 @@ cp $1/include/theora/theora.h ./include/theora/theora.h
 cp $1/include/theora/theoradec.h ./include/theora/theoradec.h
 cp $1/include/theora/theoraenc.h ./include/theora/theoraenc.h
 cp $1/include/theora/codec.h ./include/theora/codec.h
+patch -p3 <bug559343.patch