Bug 252698: Use buttonlabel attributes in <dialog>s

r+sr=neil

suite/common/bookmarks/findBookmark.js

@@ -43,7 +43,6 @@ function Startup()
   initServices();
   initBMService();
   gOKButton = document.documentElement.getButton("accept");
-  gOKButton.label = BookmarksUtils.getLocaleString("search_button_label");
   gOKButton.disabled = true;
   gSearchField = document.getElementById("searchField");
   gSearchField.focus();

suite/common/bookmarks/findBookmark.xul

@@ -51,7 +51,8 @@
         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
         title="&findBookmark.title;" 
         onload="Startup();"
-        ondialogaccept="return find();">
+        ondialogaccept="return find();"
+        buttonlabelaccept="&findButton.label;">
 
   <stringbundle id="bookmarksBundle" src="chrome://communicator/locale/bookmarks/bookmarks.properties"/>
   

suite/locales/en-US/chrome/common/bookmarks/bookmarks.properties

@@ -98,5 +98,3 @@ DefaultPersonalToolbarFolder = Personal Toolbar Folder
 SelectOpen = Open Bookmarks File
 SelectImport = Import Bookmarks File
 EnterExport = Export Bookmarks File
-
-search_button_label = Find

suite/locales/en-US/chrome/common/bookmarks/findBookmark.dtd

@@ -12,4 +12,4 @@
 <!ENTITY save.query.label               "Save query in bookmarks">
 <!ENTITY search.for.label               "Find Bookmarks whose">
 <!ENTITY findBookmark.title             "Find Bookmarks">
-
+<!ENTITY findButton.label               "Find">