[Translate] Remove unused strings from components/translate_strings.grdp

components/translate_strings.grdp

Index: components/translate_strings.grdp
diff --git a/components/translate_strings.grdp b/components/translate_strings.grdp
index b4de758144ccf4c75a73048b578574eb07e2f63a..87a0b1bb0efa042f3f15b0257b8fa89dc8469d3a 100644
--- a/components/translate_strings.grdp
+++ b/components/translate_strings.grdp
@@ -28,11 +28,6 @@
       This page is in <ph name="SOURCE_LANGUAGE">$1<ex>English</ex></ph>. Translate it to <ph name="TARGET_LANGUAGE">$2<ex>French</ex></ph>?
     </message>
   </if>
-  <if expr="is_android">
-    <message name="IDS_TRANSLATE_INFOBAR_BEFORE_MESSAGE_MOBILE" desc="Mobile: Message that page is in specified language and ask if should translate.">
-      Translate from <ph name="original_language">$1<ex>French</ex></ph> to <ph name="target_language">$2<ex>English</ex></ph>?
-    </message>
-  </if>
   <message name="IDS_TRANSLATE_INFOBAR_ACCEPT" desc="Text to show for the translate infobar button to accept translation.">
     Translate
   </message>
@@ -54,11 +49,6 @@
   <message name="IDS_TRANSLATE_INFOBAR_AFTER_MESSAGE_AUTODETERMINED_SOURCE_LANGUAGE" desc="Message that page has been translated to another with server side auto language detection">
     This page has been translated to <ph name="target_language">$1<ex>German</ex></ph>
   </message>
-  <if expr="is_android">
-  <message name="IDS_TRANSLATE_INFOBAR_AFTER_MESSAGE_MOBILE" desc="Mobile: Message that page has been translated from one language to another">
-    This page has been translated to <ph name="target_language">$1<ex>German</ex></ph>
-  </message>
-  </if>
   <message name="IDS_TRANSLATE_INFOBAR_REVERT" desc="Text to show for translate infobar to revert translation of translated page">
     Show original
   </message>
@@ -80,10 +70,5 @@
   <message name="IDS_TRANSLATE_INFOBAR_UNSUPPORTED_PAGE_LANGUAGE" desc="Error message shown when the translate server translated the page and returned the page was in a language the browser does not know.">
     This page has been translated from an unknown language to <ph name="language_language">$1<ex>English</ex></ph>
   </message>
-  <if expr="is_android">
-  <message name="IDS_TRANSLATE_INFOBAR_ERROR_MOBILE" desc="Mobile: Translate Error message">
-    The translation to <ph name="target_language">$1<ex>German</ex></ph> failed.
-  </message>
-  </if>
 
 </grit-part>