Restore compositor worker thread names.

content/renderer/render_thread_impl.cc

 // Copyright (c) 2012 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 "content/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 650 matching lines @@
     // in the future but we avoid it for now to reduce the cost of
     // Picture::Create.
     is_gather_pixel_refs_enabled_ = num_raster_threads > 1;
 
     while (compositor_raster_threads_.size() <
            static_cast<size_t>(num_raster_threads)) {
       scoped_ptr<CompositorRasterThread> raster_thread(
           new CompositorRasterThread(
               compositor_task_graph_runner_.get(),
               base::StringPrintf(
-                  "CompositorWorker%u",
+                  "CompositorTileWorker%u",
                   static_cast<unsigned>(compositor_raster_threads_.size() + 1))
                   .c_str()));
       raster_thread->Start();
 #if defined(OS_ANDROID) || defined(OS_LINUX)
       if (!command_line.HasSwitch(
               switches::kUseNormalPriorityForTileTaskWorkerThreads)) {
         raster_thread->SetThreadPriority(base::kThreadPriority_Background);
       }
 #endif
       compositor_raster_threads_.push_back(raster_thread.Pass());
@@ skipping 1171 matching lines @@
 }
 
 void RenderThreadImpl::PendingRenderFrameConnect::OnConnectionError() {
   size_t erased =
       RenderThreadImpl::current()->pending_render_frame_connects_.erase(
           routing_id_);
   DCHECK_EQ(1u, erased);
 }
 
 }  // namespace content