mesa: Remove ad-hoc arrays of gl_shader_program.

Now that we have a ctx->Shader.CurrentProgram array, we can just use
it directly.

Reviewed-by: Chris Forbes <chrisf@ijw.co.nz>
Reviewed-by: Brian Paul <brianp@vmware.com>

src/mesa/state_tracker/st_program.c

@@ -1195,11 +1195,7 @@ st_get_gp_variant(struct st_context *st,
 void
 st_print_shaders(struct gl_context *ctx)
 {
-   struct gl_shader_program *shProg[3] = {
-      ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX],
-      ctx->Shader.CurrentProgram[MESA_SHADER_GEOMETRY],
-      ctx->Shader.CurrentProgram[MESA_SHADER_FRAGMENT],
-   };
+   struct gl_shader_program **shProg = ctx->Shader.CurrentProgram;
    unsigned j;
 
    for (j = 0; j < 3; j++) {