haiku: Removed unused internal function.

Its functionality is already in SDL_GL_GetAttribute().

src/video/haiku/SDL_bopengl.cc

@@ -167,72 +167,6 @@ void BE_GL_RebootContexts(_THIS) {
 }
 
 
-#if 0 /* Functions from 1.2 that do not appear to be used in 1.3 */
-
-    int BE_GL_GetAttribute(_THIS, SDL_GLattr attrib, int *value)
-    {
-        /*
-           FIXME? Right now BE_GL_GetAttribute shouldn't be called between glBegin() and glEnd() - it doesn't use "cached" values
-         */
-        switch (attrib) {
-        case SDL_GL_RED_SIZE:
-            glGetIntegerv(GL_RED_BITS, (GLint *) value);
-            break;
-        case SDL_GL_GREEN_SIZE:
-            glGetIntegerv(GL_GREEN_BITS, (GLint *) value);
-            break;
-        case SDL_GL_BLUE_SIZE:
-            glGetIntegerv(GL_BLUE_BITS, (GLint *) value);
-            break;
-        case SDL_GL_ALPHA_SIZE:
-            glGetIntegerv(GL_ALPHA_BITS, (GLint *) value);
-            break;
-        case SDL_GL_DOUBLEBUFFER:
-            glGetBooleanv(GL_DOUBLEBUFFER, (GLboolean *) value);
-            break;
-        case SDL_GL_BUFFER_SIZE:
-            int v;
-            glGetIntegerv(GL_RED_BITS, (GLint *) & v);
-            *value = v;
-            glGetIntegerv(GL_GREEN_BITS, (GLint *) & v);
-            *value += v;
-            glGetIntegerv(GL_BLUE_BITS, (GLint *) & v);
-            *value += v;
-            glGetIntegerv(GL_ALPHA_BITS, (GLint *) & v);
-            *value += v;
-            break;
-        case SDL_GL_DEPTH_SIZE:
-            glGetIntegerv(GL_DEPTH_BITS, (GLint *) value);      /* Mesa creates 16 only? r5 always 32 */
-            break;
-        case SDL_GL_STENCIL_SIZE:
-            glGetIntegerv(GL_STENCIL_BITS, (GLint *) value);
-            break;
-        case SDL_GL_ACCUM_RED_SIZE:
-            glGetIntegerv(GL_ACCUM_RED_BITS, (GLint *) value);
-            break;
-        case SDL_GL_ACCUM_GREEN_SIZE:
-            glGetIntegerv(GL_ACCUM_GREEN_BITS, (GLint *) value);
-            break;
-        case SDL_GL_ACCUM_BLUE_SIZE:
-            glGetIntegerv(GL_ACCUM_BLUE_BITS, (GLint *) value);
-            break;
-        case SDL_GL_ACCUM_ALPHA_SIZE:
-            glGetIntegerv(GL_ACCUM_ALPHA_BITS, (GLint *) value);
-            break;
-        case SDL_GL_STEREO:
-        case SDL_GL_MULTISAMPLEBUFFERS:
-        case SDL_GL_MULTISAMPLESAMPLES:
-        default:
-            *value = 0;
-            return (-1);
-        }
-        return 0;
-    }
-
-#endif
-
-
-
 #ifdef __cplusplus
 }
 #endif