Change ProfileDownloader to use AccountTrackerService.

chrome/browser/profiles/gaia_info_update_service_unittest.cc

Index: chrome/browser/profiles/gaia_info_update_service_unittest.cc
diff --git a/chrome/browser/profiles/gaia_info_update_service_unittest.cc b/chrome/browser/profiles/gaia_info_update_service_unittest.cc
index 64c1a85385f7541b868d571181a3a269471f3cb0..0e41bbbebf1047e0e33aedfa1dba68b826669227 100644
--- a/chrome/browser/profiles/gaia_info_update_service_unittest.cc
+++ b/chrome/browser/profiles/gaia_info_update_service_unittest.cc
@@ -32,8 +32,9 @@ namespace {
 
 class ProfileDownloaderMock : public ProfileDownloader {
  public:
-  explicit ProfileDownloaderMock(ProfileDownloaderDelegate* delegate)
-      : ProfileDownloader(delegate) {
+  explicit ProfileDownloaderMock(ProfileDownloaderDelegate* delegate,
+                                 SigninClient* signin_client)
+      : ProfileDownloader(delegate, signin_client) {
   }
 
   virtual ~ProfileDownloaderMock() {
@@ -148,7 +149,8 @@ class GAIAInfoUpdateServiceTest : public ProfileInfoCacheTest {
 void GAIAInfoUpdateServiceTest::SetUp() {
   ProfileInfoCacheTest::SetUp();
   service_.reset(new NiceMock<GAIAInfoUpdateServiceMock>(profile()));
-  downloader_.reset(new NiceMock<ProfileDownloaderMock>(service()));
+  downloader_.reset(new NiceMock<ProfileDownloaderMock>(
+      service(), ChromeSigninClientFactory::GetForProfile(profile())));
 }
 
 void GAIAInfoUpdateServiceTest::TearDown() {