Index: chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer.h |
diff --git a/chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer.h b/chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..36bb75f3d4c51790f2c6c7d760bca7999bd13d3f |
--- /dev/null |
+++ b/chrome/browser/page_load_metrics/observers/resource_tracking_page_load_metrics_observer.h |
@@ -0,0 +1,49 @@ |
+// Copyright 2017 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. |
+ |
+#ifndef CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_RESOURCE_TRACKING_PAGE_LOAD_METRICS_OBSERVER_H_ |
+#define CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_RESOURCE_TRACKING_PAGE_LOAD_METRICS_OBSERVER_H_ |
+ |
+#include <stdint.h> |
+ |
+#include "chrome/browser/page_load_metrics/page_load_metrics_observer.h" |
+ |
+namespace page_load_metrics { |
+ |
+class ResourceTrackingPageLoadMetricsObserver |
Bryan McQuade
2017/04/17 23:32:13
is your plan for this class to extend it to also p
Pete Williamson
2017/04/18 18:17:27
Design doc is here: https://docs.google.com/docume
|
+ : public page_load_metrics::PageLoadMetricsObserver { |
+ public: |
+ ResourceTrackingPageLoadMetricsObserver(); |
+ ~ResourceTrackingPageLoadMetricsObserver() override; |
+ |
+ // Called by the PageLoadMetrics framework when we start a new request, so we |
+ // can update our data structures to be able to calculate a resource done |
+ // percentage. |
+ void OnStartedResource( |
+ const ExtraRequestStartInfo& extra_request_start_info) override; |
+ |
+ // Called by the PageLoadMetrics framework when we start a new request, so we |
+ // can update our data structures to be able to calculate a resource done |
+ // percentage. |
+ void OnLoadedResource( |
+ const ExtraRequestCompleteInfo& extra_request_complete_info) override; |
+ |
+ // For the specified type, get the count of requests started and completed. |
+ // TODO(petewil) Note that type is not used yet, code to use it is coming |
+ // soon. |
+ void GetCountsForType(const content::ResourceType type, |
Bryan McQuade
2017/04/17 23:32:14
we've avoided having getters from any of the obser
Pete Williamson
2017/04/18 18:17:27
My original plan was to have the getter available
|
+ int64_t* started_count, |
+ int64_t* completed_count); |
+ |
+ private: |
+ // TODO(petewil): Some way to keep track of what we've seen |
+ // TODO(petewil): Some way to inform our keeper of aggregate results when they |
+ // change. |
+ int64_t started_count_; |
+ int64_t completed_count_; |
+}; |
+ |
+} // namespace page_load_metrics |
+ |
+#endif // CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_RESOURCE_TRACKING_PAGE_LOAD_METRICS_OBSERVER_H_ |