cc: Remove ScheduleOnOriginThread() and CompleteOnOriginThread().

cc/raster/tile_task_worker_pool.cc

Index: cc/raster/tile_task_worker_pool.cc
diff --git a/cc/raster/tile_task_worker_pool.cc b/cc/raster/tile_task_worker_pool.cc
index 510862af1f141d6faeafc803094b31268c14d6d1..17fc22675e393c55488809319d7a2b3e08aa1966 100644
--- a/cc/raster/tile_task_worker_pool.cc
+++ b/cc/raster/tile_task_worker_pool.cc
@@ -19,24 +19,6 @@ TileTaskWorkerPool::TileTaskWorkerPool() {}
 
 TileTaskWorkerPool::~TileTaskWorkerPool() {}
 
-// static
-void TileTaskWorkerPool::ScheduleTasksOnOriginThread(TileTaskClient* client,
-                                                     TaskGraph* graph) {
-  TRACE_EVENT0("cc", "TileTaskWorkerPool::ScheduleTasksOnOriginThread");
-
-  for (TaskGraph::Node::Vector::iterator it = graph->nodes.begin();
-       it != graph->nodes.end(); ++it) {
-    TaskGraph::Node& node = *it;
-    TileTask* task = static_cast<TileTask*>(node.task);
-
-    if (!task->HasBeenScheduled()) {
-      task->WillSchedule();
-      task->ScheduleOnOriginThread(client);
-      task->DidSchedule();
-    }
-  }
-}
-
 namespace {
 
 bool IsSupportedPlaybackToMemoryFormat(ResourceFormat format) {