Add common page filtering logic for page load metrics.

chrome/renderer/BUILD.gn

 # 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("//build/config/features.gni")
 import("//tools/grit/grit_rule.gni")
 
 # GYP version: chrome/chrome_resources.gyp:chrome_resources
 # (generate_renderer_resources action)
 grit("resources") {
@@ skipping 38 matching lines @@
     "net/net_error_page_controller.cc",
     "net/net_error_page_controller.h",
     "net_benchmarking_extension.cc",
     "net_benchmarking_extension.h",
     "page_load_histograms.cc",
     "page_load_histograms.h",
     "page_load_metrics/metrics_render_frame_observer.cc",
     "page_load_metrics/metrics_render_frame_observer.h",
     "page_load_metrics/page_timing_metrics_sender.cc",
     "page_load_metrics/page_timing_metrics_sender.h",
+    "page_load_metrics/renderer_page_track_decider.cc",
+    "page_load_metrics/renderer_page_track_decider.h",
     "plugins/non_loadable_plugin_placeholder.cc",
     "plugins/non_loadable_plugin_placeholder.h",
     "plugins/plugin_uma.cc",
     "plugins/plugin_uma.h",
     "prerender/prerender_dispatcher.cc",
     "prerender/prerender_dispatcher.h",
     "prerender/prerender_extra_data.cc",
     "prerender/prerender_extra_data.h",
     "prerender/prerender_helper.cc",
     "prerender/prerender_helper.h",
@@ skipping 316 matching lines @@
     ]
   }
 
   if (is_android) {
     sources -= [
       "safe_browsing/mock_feature_extractor_clock.cc",
       "safe_browsing/mock_feature_extractor_clock.h",
     ]
   }
 }