telemetry: Fix thread name CompositorRasterWorker -> CompositorTileWorker.

tools/perf/metrics/timeline.py

 # 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.
 import collections
 from telemetry.util.statistics import DivideIfPossibleOrZero
 
 from telemetry.web_perf.metrics import timeline_based_metric
 from telemetry.value import scalar
 
 
@@ skipping 61 matching lines @@
 # for simplicity.
 TimelineThreadCategories =  {
   "Chrome_InProcGpuThread": "GPU",
   "CrGpuMain"             : "GPU",
   "AsyncTransferThread"   : "GPU_transfer",
   "CrBrowserMain"         : "browser",
   "Browser Compositor"    : "browser",
   "CrRendererMain"        : "renderer_main",
   "Compositor"            : "renderer_compositor",
   "IOThread"              : "IO",
-  "CompositorRasterWorker": "raster",
+  "CompositorTileWorker"  : "raster",
   "DummyThreadName1"      : "other",
   "DummyThreadName2"      : "total_fast_path",
   "DummyThreadName3"      : "total_all"
 }
 
-_MatchBySubString = ["IOThread", "CompositorRasterWorker"]
+_MatchBySubString = ["IOThread", "CompositorTileWorker"]
 
 AllThreads = TimelineThreadCategories.values()
 NoThreads = []
 FastPathThreads = ["GPU", "renderer_compositor", "browser", "IO"]
 
 ReportMainThreadOnly = ["renderer_main"]
 ReportSilkDetails = ["renderer_main"]
 
 # TODO(epenner): Thread names above are likely fairly stable but trace names
 # could change. We should formalize these traces to keep this robust.
@@ skipping 169 matching lines @@
     num_frames = frame_rate_thread.CountTracesWithName(FrameTraceName)
 
     # Report the desired results and details.
     for thread_results in thread_category_results.values():
       if thread_results.name in self.results_to_report:
         thread_results.AddResults(num_frames, results)
       # TOOD(nduca): When generic results objects are done, this special case
       # can be replaced with a generic UI feature.
       if thread_results.name in self.details_to_report:
         thread_results.AddDetailedResults(num_frames, results)