Adds request queue removal capability to OfflinePageBridge.

components/offline_pages/background/request_coordinator.cc

Index: components/offline_pages/background/request_coordinator.cc
diff --git a/components/offline_pages/background/request_coordinator.cc b/components/offline_pages/background/request_coordinator.cc
index 88ebb6092d655506a1fd9a701bb813f1639ce229..be0e6650639c1b5264c6f533252e6e706c6ceade 100644
--- a/components/offline_pages/background/request_coordinator.cc
+++ b/components/offline_pages/background/request_coordinator.cc
@@ -113,10 +113,12 @@ void RequestCoordinator::GetQueuedRequestsCallback(
 }
 
 void RequestCoordinator::RemoveRequests(
-    const std::vector<int64_t>& request_ids) {
-  queue_->RemoveRequests(request_ids,
-                         base::Bind(&RequestCoordinator::RemoveRequestsCallback,
-                                    weak_ptr_factory_.GetWeakPtr()));
+    const std::vector<int64_t>& request_ids,
+    const RequestsRemovedCallback& callback) {
+  queue_->RemoveRequests(
+      request_ids,
+      base::Bind(&RequestCoordinator::ExplicitlyRemoveRequestsCallback,
+                 weak_ptr_factory_.GetWeakPtr(), callback));
 }
 
 void RequestCoordinator::PauseRequests(
@@ -164,6 +166,14 @@ void RequestCoordinator::UpdateMultipleRequestsCallback(
     NotifyChanged(request);
 }
 
+void RequestCoordinator::ExplicitlyRemoveRequestsCallback(

[dougarnett, 2016/08/19 19:35:59]

arrgh, 3 callbacks to name and not be confused by. Maybe Pete and I can improve
naming in a follow up.

[dewittj, 2016/08/19 20:21:17]

Any suggestions for now?

[dougarnett, 2016/08/19 20:32:10]

Wonder about:

RemoveRequestsCallback => HandleRemovedRequests
ExplicitlyRemoveRequestsCallback => HandleRemovedRequestsAndCallback
RequestsRemovedCallback => RemoveRequestsCallback

+    const RequestsRemovedCallback& callback,
+    const RequestQueue::UpdateMultipleRequestResults& results,
+    const std::vector<SavePageRequest>& requests) {
+  RemoveRequestsCallback(results, requests);
+  callback.Run(requests);
+}
+
 void RequestCoordinator::RemoveRequestsCallback(
     const RequestQueue::UpdateMultipleRequestResults& results,
     const std::vector<SavePageRequest>& requests) {