Remove hardwired strings for no external storage.

bug: 6682495
Change-Id: I68652d6b01842a42907b953574d563cf98e65219
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 899c1e6..0000c61 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -445,4 +445,10 @@
 
     <!-- Web address for gallery help.  DO NOT TRANSLATE -->
     <string name="help_url_gallery_main" translatable="false"></string>
+
+    <!-- The tilte of a dialog showing there is no external storage. [CHAR LIMIT=20] -->
+    <string name="no_external_storage_title">No Storage</string>
+
+    <!-- The message of a dialog showing there is no external storage. [CHAR LIMIT=none] -->
+    <string name="no_external_storage">No external storage available</string>
 </resources>