Componentize strings used by //chrome/browser/undo

IDS_BOOKMARK_BAR_??DO* strings are used by //chrome/browser/undo and
thus must be componentized. Move them to components_strings target.

Update tools/gritsettings/resource_ids so that strings do not overlap
with components resources.

BUG=476920

Review URL: https://codereview.chromium.org/1093563002

Cr-Commit-Position: refs/heads/master@{#325607}
diff --git a/components/components_strings.grd b/components/components_strings.grd
index 8996ec1..7f6c472 100644
--- a/components/components_strings.grd
+++ b/components/components_strings.grd
@@ -179,6 +179,7 @@
       <part file="pdf_strings.grdp" />
       <part file="policy_strings.grdp" />
       <part file="translate_strings.grdp" />
+      <part file="undo_strings.grdp" />
       <part file="webui_generator_strings.grdp" />
 
       <!-- Generic terms -->