Rename TaskRunner::RunsTasksOnCurrentThread() in //net

net/disk_cache/blockfile/in_flight_backend_io.h

Index: net/disk_cache/blockfile/in_flight_backend_io.h
diff --git a/net/disk_cache/blockfile/in_flight_backend_io.h b/net/disk_cache/blockfile/in_flight_backend_io.h
index 489d333e0e9ef3267be7fa55c563ac0d6e6f555d..8d8b8c44d5d37acabe2226b1ee6ae44b1c658aab 100644
--- a/net/disk_cache/blockfile/in_flight_backend_io.h
+++ b/net/disk_cache/blockfile/in_flight_backend_io.h
@@ -219,9 +219,9 @@ class InFlightBackendIO : public InFlightIO {
     return background_thread_;
   }
 
-  // Returns true if the current thread is the background thread.
-  bool BackgroundIsCurrentThread() {
-    return background_thread_->RunsTasksOnCurrentThread();
+  // Returns true if the current sequence is the background thread.
+  bool BackgroundIsCurrentSequence() {
+    return background_thread_->RunsTasksInCurrentSequence();
   }
 
   base::WeakPtr<InFlightBackendIO> GetWeakPtr();