Update from https://crrev.com/316786

cc/resources/one_copy_tile_task_worker_pool.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/resources/one_copy_tile_task_worker_pool.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/strings/stringprintf.h"
@@ skipping 449 matching lines @@
     // The number of busy resources in the pool reflects the number of issued
     // copy operations that have not yet completed.
     issued_copy_operation_count_ = resource_pool_->busy_resource_count();
 
     // There may be work blocked on too many in-flight copy operations, so wake
     // up a worker thread.
     copy_operation_count_cv_.Signal();
   }
 }
 
-scoped_refptr<base::debug::ConvertableToTraceFormat>
+scoped_refptr<base::trace_event::ConvertableToTraceFormat>
 OneCopyTileTaskWorkerPool::StateAsValue() const {
-  scoped_refptr<base::debug::TracedValue> state =
-      new base::debug::TracedValue();
+  scoped_refptr<base::trace_event::TracedValue> state =
+      new base::trace_event::TracedValue();
 
   state->BeginArray("tasks_pending");
   for (TaskSet task_set = 0; task_set < kNumberOfTaskSets; ++task_set)
     state->AppendBoolean(tasks_pending_[task_set]);
   state->EndArray();
   state->BeginDictionary("staging_state");
   StagingStateAsValueInto(state.get());
   state->EndDictionary();
 
   return state;
 }
 
 void OneCopyTileTaskWorkerPool::StagingStateAsValueInto(
-    base::debug::TracedValue* staging_state) const {
+    base::trace_event::TracedValue* staging_state) const {
   staging_state->SetInteger("staging_resource_count",
                             resource_pool_->total_resource_count());
   staging_state->SetInteger("bytes_used_for_staging_resources",
                             resource_pool_->total_memory_usage_bytes());
   staging_state->SetInteger("pending_copy_count",
                             resource_pool_->total_resource_count() -
                                 resource_pool_->acquired_resource_count());
   staging_state->SetInteger("bytes_pending_copy",
                             resource_pool_->total_memory_usage_bytes() -
                                 resource_pool_->acquired_memory_usage_bytes());
 }
 
 }  // namespace cc