Remove stray defines of HAVE_RGBA

Now that color-index support is removed from t_dd_tritmp.h and
t_dd_unfilled.h, drivers no longer need define HAVE_RGBA.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>

src/mesa/drivers/dri/i810/i810tris.c

@@ -218,7 +218,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA         1
 #define HAVE_SPEC         1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/i915/intel_tris.c

@@ -603,7 +603,6 @@ static struct
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA         1
 #define HAVE_SPEC         1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/mach64/mach64_tris.c

@@ -1248,7 +1248,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA   1
 #define HAVE_SPEC   1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/mga/mgatris.c

@@ -347,7 +347,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA         1
 #define HAVE_BACK_COLORS  0
 #define HAVE_SPEC         1
 #define HAVE_HW_FLATSHADE 0

src/mesa/drivers/dri/r128/r128_tris.c

@@ -158,7 +158,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA   1
 #define HAVE_SPEC   1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/r200/r200_swtcl.c

@@ -420,7 +420,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA   1
 #define HAVE_SPEC   1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/r300/r300_swtcl.c

@@ -364,7 +364,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA   1
 #define HAVE_SPEC   1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/radeon/radeon_swtcl.c

@@ -524,7 +524,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA   1
 #define HAVE_SPEC   1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/savage/savagetris.c

@@ -387,7 +387,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA   1
 #define HAVE_SPEC   1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/sis/sis_tris.c

@@ -375,7 +375,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA   1
 #define HAVE_SPEC   1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1

src/mesa/drivers/dri/tdfx/tdfx_tris.c

@@ -320,7 +320,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA   1
 #define HAVE_SPEC   0
 #define HAVE_HW_FLATSHADE 0
 #define HAVE_BACK_COLORS  0

src/mesa/drivers/dri/unichrome/via_tris.c

@@ -257,7 +257,6 @@ static struct {
 #define DO_POINTS    1
 #define DO_FULL_QUAD 1
 
-#define HAVE_RGBA         1
 #define HAVE_SPEC         1
 #define HAVE_BACK_COLORS  0
 #define HAVE_HW_FLATSHADE 1