Move c/c/e/extension_set to top-level extensions/

chrome/browser/ui/app_list/search/app_search_provider.cc

Index: chrome/browser/ui/app_list/search/app_search_provider.cc
diff --git a/chrome/browser/ui/app_list/search/app_search_provider.cc b/chrome/browser/ui/app_list/search/app_search_provider.cc
index 329455e63c001feac5b0eccffdd69ba5a58bfb96..83e625734c816368a996e14044104afe20b84cc3 100644
--- a/chrome/browser/ui/app_list/search/app_search_provider.cc
+++ b/chrome/browser/ui/app_list/search/app_search_provider.cc
@@ -17,6 +17,8 @@
 #include "chrome/browser/ui/app_list/search/tokenized_string_match.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
+#include "extensions/common/extension.h"
+#include "extensions/common/extension_set.h"
 
 namespace app_list {
 
@@ -73,9 +75,9 @@ void AppSearchProvider::Start(const base::string16& query) {
 
 void AppSearchProvider::Stop() {}
 
-void AppSearchProvider::AddApps(const ExtensionSet* extensions,
+void AppSearchProvider::AddApps(const extensions::ExtensionSet* extensions,
                                 ExtensionService* service) {
-  for (ExtensionSet::const_iterator iter = extensions->begin();
+  for (extensions::ExtensionSet::const_iterator iter = extensions->begin();
        iter != extensions->end(); ++iter) {
     const extensions::Extension* app = iter->get();