Bug #248073 --> use the mozapp XPinstall confirmation dialog instead of the seamonkey one.

mail/app/profile/thunderbird.js

@@ -170,7 +170,7 @@ pref("network.hosts.pop_server",            "mail");
 
 pref("general.config.obscure_value", 0); // for MCD .cfg files
 
-pref("xpinstall.dialog.confirm", "chrome://communicator/content/xpinstall/institems.xul");
+pref("xpinstall.dialog.confirm", "chrome://mozapps/content/xpinstall/xpinstallConfirm.xul");
 pref("xpinstall.dialog.progress.skin", "chrome://mozapps/content/extensions/extensions.xul?type=themes");
 pref("xpinstall.dialog.progress.chrome", "chrome://mozapps/content/extensions/extensions.xul?type=extensions");
 pref("xpinstall.dialog.progress.type.skin", "Extension:Manager-themes"); 

mail/config/en-US-jar.mn

@@ -23,6 +23,7 @@ locale/en-US/mozapps/downloads,                           en-US/locale/en-US/moz
 locale/en-US/mozapps/profile,                             en-US/locale/en-US/mozapps/profile
 locale/en-US/mozapps/extensions,                          en-US/locale/en-US/mozapps/extensions
 locale/en-US/mozapps/update,                              en-US/locale/en-US/mozapps/update
+locale/en-US/mozapps/xpinstall,                           en-US/locale/en-US/mozapps/xpinstall
 locale/en-US/mozapps/contents.rdf,                        en-US/locale/en-US/mozapps/contents.rdf
 
 locale/en-US/navigator/contents.rdf,                      en-US/locale/en-US/navigator/contents.rdf

mail/config/mail-jar.mn

@@ -141,6 +141,7 @@ content/mozapps/profile,                              toolkit/content/mozapps/pr
 content/mozapps/extensions,                           toolkit/content/mozapps/extensions
 content/mozapps/update,                               toolkit/content/mozapps/update
 content/mozapps/shared,                               toolkit/content/mozapps/shared
+content/mozapps/xpinstall,                            toolkit/content/mozapps/xpinstall
 content/mozapps/contents.rdf,                         toolkit/content/mozapps/contents.rdf
 
 # from xpfe\components

mail/config/qute-jar.mn

@@ -58,6 +58,7 @@ skin/classic/mozapps/downloads,                       classic/skin/classic/mozap
 skin/classic/mozapps/profile,                         classic/skin/classic/mozapps/profile
 skin/classic/mozapps/extensions,                      classic/skin/classic/mozapps/extensions
 skin/classic/mozapps/update,                          classic/skin/classic/mozapps/update
+skin/classic/mozapps/xpinstall,                          classic/skin/classic/mozapps/xpinstall
 skin/classic/mozapps/shared,                          classic/skin/classic/mozapps/shared
 
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