Store default search provider data in dictionary pref.

chrome/browser/search_engines/template_url_service.cc

Index: chrome/browser/search_engines/template_url_service.cc
diff --git a/chrome/browser/search_engines/template_url_service.cc b/chrome/browser/search_engines/template_url_service.cc
index b75082390bdc5a2acaace0cad8a21288e22b1eaf..cda6a014594de234e19c4aba77a1b3380ee567ea 100644
--- a/chrome/browser/search_engines/template_url_service.cc
+++ b/chrome/browser/search_engines/template_url_service.cc
@@ -289,7 +289,8 @@ TemplateURLService::TemplateURLService(Profile* profile)
       models_associated_(false),
       processing_syncer_changes_(false),
       pending_synced_default_search_(false),
-      dsp_change_origin_(DSP_CHANGE_OTHER) {
+      dsp_change_origin_(DSP_CHANGE_OTHER),
+      default_search_manager_(new DefaultSearchManager(GetPrefs())) {
   DCHECK(profile_);
   Init(NULL, 0);
 }
@@ -678,6 +679,12 @@ bool TemplateURLService::CanMakeDefault(const TemplateURL* url) {
 void TemplateURLService::SetUserSelectedDefaultSearchProvider(
     TemplateURL* url) {
   SetDefaultSearchProvider(url);
+  if (default_search_manager_) {
+    if (url)
+      default_search_manager_->SetUserSelectedDefaultSearchEngine(url->data());
+    else
+      default_search_manager_->ClearUserSelectedDefaultSearchEngine();
+  }
 }
 
 TemplateURL* TemplateURLService::GetDefaultSearchProvider() {