Revert of [Background Sync] Allow sync manager access from uncontrolled clients

content/browser/background_sync/background_sync_service_impl_unittest.cc

Index: content/browser/background_sync/background_sync_service_impl_unittest.cc
diff --git a/content/browser/background_sync/background_sync_service_impl_unittest.cc b/content/browser/background_sync/background_sync_service_impl_unittest.cc
index 93b0d396204bee96bee308c80a254fe7e8c14563..5e177503d4ee938f9d0b59355319a939fb5eb2d1 100644
--- a/content/browser/background_sync/background_sync_service_impl_unittest.cc
+++ b/content/browser/background_sync/background_sync_service_impl_unittest.cc
@@ -180,17 +180,7 @@
   void RegisterOneShot(
       SyncRegistrationPtr sync,
       const BackgroundSyncService::RegisterCallback& callback) {
-    service_impl_->Register(sync.Pass(), sw_registration_id_,
-                            true /* requested_from_service_worker */, callback);
-    base::RunLoop().RunUntilIdle();
-  }
-
-  void RegisterOneShotFromDocument(
-      SyncRegistrationPtr sync,
-      const BackgroundSyncService::RegisterCallback& callback) {
-    service_impl_->Register(sync.Pass(), sw_registration_id_,
-                            false /* requested_from_service_worker */,
-                            callback);
+    service_impl_->Register(sync.Pass(), sw_registration_id_, callback);
     base::RunLoop().RunUntilIdle();
   }
 
@@ -257,31 +247,6 @@
       base::Bind(&ErrorAndRegistrationCallback, &called, &error, &reg));
   EXPECT_TRUE(called);
   EXPECT_EQ(BackgroundSyncError::BACKGROUND_SYNC_ERROR_NOT_ALLOWED, error);
-}
-
-TEST_F(BackgroundSyncServiceImplTest, RegisterFromControlledClient) {
-  bool called = false;
-  BackgroundSyncError error;
-  SyncRegistrationPtr reg;
-  RegisterOneShotFromDocument(
-      default_sync_registration_.Clone(),
-      base::Bind(&ErrorAndRegistrationCallback, &called, &error, &reg));
-  EXPECT_TRUE(called);
-  EXPECT_EQ(BackgroundSyncError::BACKGROUND_SYNC_ERROR_NONE, error);
-  EXPECT_EQ("", reg->tag);
-}
-
-TEST_F(BackgroundSyncServiceImplTest, RegisterFromUncontrolledClient) {
-  bool called = false;
-  BackgroundSyncError error;
-  SyncRegistrationPtr reg;
-  RemoveWindowClient();
-  RegisterOneShotFromDocument(
-      default_sync_registration_.Clone(),
-      base::Bind(&ErrorAndRegistrationCallback, &called, &error, &reg));
-  EXPECT_TRUE(called);
-  EXPECT_EQ(BackgroundSyncError::BACKGROUND_SYNC_ERROR_NONE, error);
-  EXPECT_EQ("", reg->tag);
 }
 
 TEST_F(BackgroundSyncServiceImplTest, Unregister) {