Part 5 of search provider refactoring.

chrome/browser/autocomplete/base_search_provider.cc

Index: chrome/browser/autocomplete/base_search_provider.cc
diff --git a/chrome/browser/autocomplete/base_search_provider.cc b/chrome/browser/autocomplete/base_search_provider.cc
index eabd8a4f4c26c1941721e9db94c1a1cdbbf5da09..afd9867c12b8eccee913b3f6629f0a125930767e 100644
--- a/chrome/browser/autocomplete/base_search_provider.cc
+++ b/chrome/browser/autocomplete/base_search_provider.cc
@@ -42,6 +42,14 @@ bool BaseSearchProvider::ShouldPrefetch(const AutocompleteMatch& match) {
   return match.GetAdditionalInfo(kShouldPrefetchKey) == kTrue;
 }
 
+void BaseSearchProvider::Stop(bool clear_cached_results) {
+  StopSuggest();
+  done_ = true;
+
+  if (clear_cached_results)
+    ClearAllResults();
+}
+
 void BaseSearchProvider::AddProviderInfo(ProvidersInfo* provider_info) const {
   provider_info->push_back(metrics::OmniboxEventProto_ProviderInfo());
   metrics::OmniboxEventProto_ProviderInfo& new_entry = provider_info->back();