mesa: remove never used gl_shader_compiler_options::EmitNoFunctions

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>

src/mesa/main/mtypes.h

@@ -3043,7 +3043,6 @@ struct gl_shader_compiler_options
 {
    /** Driver-selectable options: */
    GLboolean EmitNoLoops;
-   GLboolean EmitNoFunctions;
    GLboolean EmitNoCont;                  /**< Emit CONT opcode? */
    GLboolean EmitNoMainReturn;            /**< Emit CONT/RET opcodes? */
    GLboolean EmitNoPow;                   /**< Emit POW opcodes? */

src/mesa/state_tracker/st_extensions.c

@@ -270,7 +270,6 @@ void st_init_limits(struct pipe_screen *screen,
       options->EmitNoLoops =
          !screen->get_shader_param(screen, sh,
                                    PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH);
-      options->EmitNoFunctions = true;
       options->EmitNoMainReturn =
          !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_SUBROUTINES);