Allow signin to continue even if sync is disabled by policy.

chrome/browser/signin/signin_manager_fake.cc

Index: chrome/browser/signin/signin_manager_fake.cc
diff --git a/chrome/browser/signin/signin_manager_fake.cc b/chrome/browser/signin/signin_manager_fake.cc
index 20a8cb9fa4cc5b603d79eabb317a21c6a5db6860..6b377c15431a515d4e4df4be372cb9d5faeebb2c 100644
--- a/chrome/browser/signin/signin_manager_fake.cc
+++ b/chrome/browser/signin/signin_manager_fake.cc
@@ -10,9 +10,10 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/notification_service.h"
 
-FakeSigninManager::FakeSigninManager(Profile* profile) {
+FakeSigninManager::FakeSigninManager(Profile* profile)
+    : auth_in_progress_(false) {
   profile_ = profile;
-  signin_global_error_.reset(new SigninGlobalError(profile));
+  signin_global_error_.reset(new SigninGlobalError(this, profile));
   GlobalErrorServiceFactory::GetForProfile(profile_)->AddGlobalError(
       signin_global_error_.get());
 }
@@ -52,6 +53,10 @@ void FakeSigninManager::SignOut() {
       content::NotificationService::NoDetails());
 }
 
+bool FakeSigninManager::AuthInProgress() const {
+  return auth_in_progress_;
+}
+
 // static
 ProfileKeyedService* FakeSigninManager::Build(Profile* profile) {
   return new FakeSigninManager(profile);