[Offline pages] Updating RequestQueue::RemoveRequests to use a TaskQueue

components/offline_pages/background/change_requests_state_task_unittest.cc

Index: components/offline_pages/background/change_requests_state_task_unittest.cc
diff --git a/components/offline_pages/background/change_requests_state_task_unittest.cc b/components/offline_pages/background/change_requests_state_task_unittest.cc
index 5dc65c80085aae4be202b1a22596d5ebd93e4089..c878655ef3c1342648d18f982a364bbf19bf31a1 100644
--- a/components/offline_pages/background/change_requests_state_task_unittest.cc
+++ b/components/offline_pages/background/change_requests_state_task_unittest.cc
@@ -135,10 +135,12 @@ TEST_F(ChangeRequestsStateTaskTest, UpdateMultipleItems) {
   EXPECT_EQ(ItemActionStatus::SUCCESS,
             last_result()->item_statuses.at(1).second);
   EXPECT_EQ(2UL, last_result()->updated_items.size());
+  EXPECT_EQ(kRequestId1, last_result()->updated_items.at(0).request_id());
   EXPECT_EQ(SavePageRequest::RequestState::PAUSED,
             last_result()->updated_items.at(0).request_state());
+  EXPECT_EQ(kRequestId2, last_result()->updated_items.at(1).request_id());
   EXPECT_EQ(SavePageRequest::RequestState::PAUSED,
-            last_result()->updated_items.at(0).request_state());
+            last_result()->updated_items.at(1).request_state());
 }
 
 TEST_F(ChangeRequestsStateTaskTest, EmptyRequestsList) {