depthcharge/ui: Remove obsolete TODO comments

For b/147424699, since CL:2386896 has already enabled buffered UI, there
is no more flickering issues when moving the cursor.

For b/163301076, the disabled button feature has been implemented in
CL:2432169, so remove the obsolete TODO comment.

BUG=b:147424699, b:163301076
TEST=none
BRANCH=none

Change-Id: Ib23355d60603a339814c64a95be27434364b26fb
Signed-off-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/depthcharge/+/2521069
Reviewed-by: Hsuan Ting Chen <roccochen@chromium.org>
Commit-Queue: Hsuan Ting Chen <roccochen@chromium.org>
diff --git a/src/vboot/ui/layout.c b/src/vboot/ui/layout.c
index 30551b5..53db8b3 100644
--- a/src/vboot/ui/layout.c
+++ b/src/vboot/ui/layout.c
@@ -667,10 +667,6 @@
 			continue;
 		if (VB2_GET_BIT(state->hidden_item_mask, i))
 			continue;
-		/*
-		 * TODO(b/147424699): No need to redraw every button when
-		 * navigating between menu.
-		 */
 		clear_help = prev_state &&
 			     prev_state->selected_item == i &&
 			     VB2_GET_BIT(prev_state->disabled_item_mask, i);
@@ -729,7 +725,6 @@
 		/* Clear everything above the footer for new screen. */
 		const int32_t box_height = UI_SCALE - UI_MARGIN_BOTTOM -
 			UI_FOOTER_HEIGHT;
-		/* TODO(b/147424699): Do not clear and redraw language header */
 		VB2_TRY(ui_draw_box(0, 0, UI_SCALE, box_height,
 				    &ui_color_bg, 0));
 	}
diff --git a/src/vboot/ui/screens.c b/src/vboot/ui/screens.c
index aa3f004..5f48c9b 100644
--- a/src/vboot/ui/screens.c
+++ b/src/vboot/ui/screens.c
@@ -89,10 +89,6 @@
 	return batt_pct < 10;
 }
 
-/*
- * TODO(b/163301076): Reconsider the functionalities of page up/down buttons
- * when reaching the start/end of the log.
- */
 static vb2_error_t draw_log_desc(const struct ui_state *state,
 				 const struct ui_state *prev_state,
 				 int32_t *y)