intel: Update mesa state in blit operations that want post-scissor draw bounds.

src/mesa/drivers/dri/intel/intel_pixel_bitmap.c

@@ -32,6 +32,7 @@
 #include "main/mtypes.h"
 #include "main/macros.h"
 #include "main/bufferobj.h"
+#include "main/state.h"
 #include "swrast/swrast.h"
 
 #include "intel_screen.h"
@@ -172,6 +173,9 @@ do_blit_bitmap( GLcontext *ctx,
    drm_clip_rect_t *cliprects;
    int x_off, y_off;
 
+   /* Update draw buffer bounds */
+   _mesa_update_state(ctx);
+
    if (!dst)
        return GL_FALSE;
 

src/mesa/drivers/dri/intel/intel_pixel_copy.c

@@ -266,6 +266,9 @@ do_blit_copypixels(GLcontext * ctx,
    drm_clip_rect_t *cliprects;
    int x_off, y_off;
 
+   /* Update draw buffer bounds */
+   _mesa_update_state(ctx);
+
    /* Copypixels can be more than a straight copy.  Ensure all the
     * extra operations are disabled:
     */