drm/i915: remove disabled memset of framebuffer from intel_fb

Commented out and unneeded.
Signed-off-by: NJesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/intel_fb.c

@@ -149,8 +149,6 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
 	}
 	info->screen_size = size;
 
-//	memset(info->screen_base, 0, size);
-
 	drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth);
 	drm_fb_helper_fill_var(info, &ifbdev->helper, sizes->fb_width, sizes->fb_height);