Remove non-elderberry herb flavors.

chrome/android/java/strings/android_chrome_strings.grd

Index: chrome/android/java/strings/android_chrome_strings.grd
diff --git a/chrome/android/java/strings/android_chrome_strings.grd b/chrome/android/java/strings/android_chrome_strings.grd
index 415bb71f06978473e4ae9e1dc86e3383376fe95c..25310873e255393112cf1396657afe75b3e2e44e 100644
--- a/chrome/android/java/strings/android_chrome_strings.grd
+++ b/chrome/android/java/strings/android_chrome_strings.grd
@@ -1304,9 +1304,6 @@ To obtain new licenses, connect to the internet and play your downloaded content
       <message name="IDS_TAB_LOADING_DEFAULT_TITLE" desc="The title of a tab when we are still waiting for either the URL or the real title. This generally shows when the page is first loading.">
         Loading…
       </message>
-      <message name="IDS_CLOSE_TAB_AND_RETURN" desc="Button to close the current tab and return to the calling app.">
-        Close the current tab and return to the previous app
-      </message>
 
       <!-- InfoBar -->
       <message name="IDS_INFOBAR_CLOSE" desc="Accessibility label for the dismiss infobar Button">