Cleanup: Constify some ProfileKeyedBaseFactory methods and all overrides. Remove ProfileKeyedBaseFa…

chrome/browser/bookmarks/bookmark_model_factory.cc

Index: chrome/browser/bookmarks/bookmark_model_factory.cc
===================================================================
--- chrome/browser/bookmarks/bookmark_model_factory.cc	(revision 154876)
+++ chrome/browser/bookmarks/bookmark_model_factory.cc	(working copy)
@@ -50,10 +50,10 @@
                           PrefService::UNSYNCABLE_PREF);
 }
 
-bool BookmarkModelFactory::ServiceRedirectedInIncognito() {
+bool BookmarkModelFactory::ServiceRedirectedInIncognito() const {
   return true;
 }
 
-bool BookmarkModelFactory::ServiceIsNULLWhileTesting() {
+bool BookmarkModelFactory::ServiceIsNULLWhileTesting() const {
   return true;
 }