Reland r113261 rebased after revert of r113249.

net/disk_cache/backend_impl.cc

Index: net/disk_cache/backend_impl.cc
diff --git a/net/disk_cache/backend_impl.cc b/net/disk_cache/backend_impl.cc
index 14a27228624c6668ba7670cb0f416de342459521..4ffac86384684d1eb497620e48994093b860b9c7 100644
--- a/net/disk_cache/backend_impl.cc
+++ b/net/disk_cache/backend_impl.cc
@@ -1401,6 +1401,12 @@ int BackendImpl::DoomAllEntries(OldCompletionCallback* callback) {
   return net::ERR_IO_PENDING;
 }
 
+int BackendImpl::DoomAllEntries(const net::CompletionCallback& callback) {
+  DCHECK(!callback.is_null());
+  background_queue_.DoomAllEntries(callback);
+  return net::ERR_IO_PENDING;
+}
+
 int BackendImpl::DoomEntriesBetween(const base::Time initial_time,
                                     const base::Time end_time,
                                     OldCompletionCallback* callback) {
@@ -1409,6 +1415,14 @@ int BackendImpl::DoomEntriesBetween(const base::Time initial_time,
   return net::ERR_IO_PENDING;
 }
 
+int BackendImpl::DoomEntriesBetween(const base::Time initial_time,
+                                    const base::Time end_time,
+                                    const net::CompletionCallback& callback) {
+  DCHECK(!callback.is_null());
+  background_queue_.DoomEntriesBetween(initial_time, end_time, callback);
+  return net::ERR_IO_PENDING;
+}
+
 int BackendImpl::DoomEntriesSince(const base::Time initial_time,
                                   OldCompletionCallback* callback) {
   DCHECK(callback);