[omnibox] Tweak tab switch button text

Update the text of the tab switch button to latest UI recommendation,
and also noticed we weren't using the resource constant.

Bug: 780835
Change-Id: I43e685d7fff4ee7c62812a1a6a22a2914cf9b359
Reviewed-on: https://chromium-review.googlesource.com/1057698
Reviewed-by: Justin Donnelly <[email protected]>
Commit-Queue: Kevin Bailey <[email protected]>
Cr-Commit-Position: refs/heads/master@{#558434}
diff --git a/components/omnibox_strings.grdp b/components/omnibox_strings.grdp
index 5ff8bbb..5721efc 100644
--- a/components/omnibox_strings.grdp
+++ b/components/omnibox_strings.grdp
@@ -41,7 +41,7 @@
     </message>
   </if>
   <message name="IDS_OMNIBOX_TAB_SUGGEST_HINT" desc="The text prefixing a suggestion description to say that this suggestion will switch to another tab.">
-    Switch to tab
+    Switch to this tab
   </message>
   <message name="IDS_PHYSICAL_WEB_OVERFLOW_DESCRIPTION" desc="The description in the omnibox dropdown indicating that multiple nearby devices are broadcasting URLs.">
     Physical Web suggestions