Bug 1323945 - Update summary copy for compact tabs. r=sebastian

MozReview-Commit-ID: DKviWFzltc2

--HG--
extra : rebase_source : 0825642105fec55a76db3d84eca09a4745489318

mobile/android/base/locales/en-US/android_strings.dtd

@@ -540,7 +540,7 @@ size. -->
 <!-- Localization note (pref_compact_tabs): Label for setting that controls whether 1 wide column or
      2 narrower (compact) columns are used for tabs in the tabs tray in portrait mode on phones. -->
 <!ENTITY pref_compact_tabs "Compact tabs">
-<!ENTITY pref_compact_tabs_summary "Display two columns of tabs in the tabs tray in portrait mode">
+<!ENTITY pref_compact_tabs_summary2 "Arrange tabs in two columns in portrait mode">
 
 <!-- Localization note (page_removed): This string appears in a toast message when
      any page is removed frome about:home. This includes pages that are in history,

mobile/android/base/strings.xml.in

@@ -431,7 +431,7 @@
   <string name="pref_scroll_title_bar_summary">&pref_scroll_title_bar_summary2;</string>
 
   <string name="pref_compact_tabs">&pref_compact_tabs;</string>
-  <string name="pref_compact_tabs_summary">&pref_compact_tabs_summary;</string>
+  <string name="pref_compact_tabs_summary">&pref_compact_tabs_summary2;</string>
 
   <string name="page_removed">&page_removed;</string>