Revert of [Reland] Scheduler refactoring to virtually eliminate redundant DoWorks

third_party/WebKit/Source/platform/scheduler/base/work_queue.h

Index: third_party/WebKit/Source/platform/scheduler/base/work_queue.h
diff --git a/third_party/WebKit/Source/platform/scheduler/base/work_queue.h b/third_party/WebKit/Source/platform/scheduler/base/work_queue.h
index 9fedd553a11c205a9f4692aeabe6120f903e0dd0..998fc62d03c55c0d9cad243b1dbd353a69a66ef0 100644
--- a/third_party/WebKit/Source/platform/scheduler/base/work_queue.h
+++ b/third_party/WebKit/Source/platform/scheduler/base/work_queue.h
@@ -31,9 +31,7 @@
 // throttling mechanisms.
 class BLINK_PLATFORM_EXPORT WorkQueue {
  public:
-  enum class QueueType { DELAYED, IMMEDIATE };
-
-  WorkQueue(TaskQueueImpl* task_queue, const char* name, QueueType queue_type);
+  WorkQueue(TaskQueueImpl* task_queue, const char* name);
   ~WorkQueue();
 
   // Associates this work queue with the given work queue sets. This must be
@@ -122,7 +120,6 @@
   HeapHandle heap_handle_;
   const char* name_;
   EnqueueOrder fence_;
-  QueueType queue_type_;
 
   DISALLOW_COPY_AND_ASSIGN(WorkQueue);
 };