Set bookmarks bar text color to #646464 in MD mode

chrome/browser/ui/views/bookmarks/bookmark_bar_instructions_view.cc

Index: chrome/browser/ui/views/bookmarks/bookmark_bar_instructions_view.cc
diff --git a/chrome/browser/ui/views/bookmarks/bookmark_bar_instructions_view.cc b/chrome/browser/ui/views/bookmarks/bookmark_bar_instructions_view.cc
index 5fbdc4927cea88e57e9a3165a614f5f6d419fce7..7064073e301089b5ffdb55112ecfb706b36a5820 100644
--- a/chrome/browser/ui/views/bookmarks/bookmark_bar_instructions_view.cc
+++ b/chrome/browser/ui/views/bookmarks/bookmark_bar_instructions_view.cc
@@ -123,8 +123,8 @@ void BookmarkBarInstructionsView::UpdateColors() {
   if (!theme_provider)
     return;
   updated_colors_ = true;
-  SkColor text_color =
-      theme_provider->GetColor(ThemeProperties::COLOR_BOOKMARK_TEXT);
+  SkColor text_color = theme_provider->GetColor(
+      ThemeProperties::COLOR_BOOKMARK_BAR_INSTRUCTIONS_TEXT);
   instructions_->SetEnabledColor(text_color);
   if (!import_link_)
     return;