Add "UninstallReason" parameter to ExtensionRegistryObserver::OnExtensionUninstalled.

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

Index: chrome/browser/ui/app_list/search/app_search_provider_unittest.cc
diff --git a/chrome/browser/ui/app_list/search/app_search_provider_unittest.cc b/chrome/browser/ui/app_list/search/app_search_provider_unittest.cc
index 451eb5b7d669516bc4ae1676e49b6443dd25c58b..57b103d71e390795c4dcb528f4148eca3504a520 100644
--- a/chrome/browser/ui/app_list/search/app_search_provider_unittest.cc
+++ b/chrome/browser/ui/app_list/search/app_search_provider_unittest.cc
@@ -17,6 +17,8 @@
 #include "extensions/common/extension_set.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+using extensions::UninstalledExtensionInfo;
+
 namespace app_list {
 namespace test {
 
@@ -85,7 +87,7 @@ TEST_F(AppSearchProviderTest, DisableAndEnable) {
 TEST_F(AppSearchProviderTest, Uninstall) {
   EXPECT_EQ("Packaged App 1", RunQuery("pa1"));
   service_->UninstallExtension(
-      kPackagedApp1Id, ExtensionService::UNINSTALL_REASON_FOR_TESTING, NULL);
+      kPackagedApp1Id, UninstalledExtensionInfo::REASON_FOR_TESTING, NULL);
   EXPECT_EQ("", RunQuery("pa1"));
 
   // Let uninstall code to clean up.