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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_RESOURCE_TRACKING_PAGE_LOAD_M
ETRICS_OBSERVER_H_ |
| 6 #define CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_RESOURCE_TRACKING_PAGE_LOAD_M
ETRICS_OBSERVER_H_ |
| 7 |
| 8 #include <stdint.h> |
| 9 |
| 10 #include "chrome/browser/page_load_metrics/page_load_metrics_observer.h" |
| 11 |
| 12 namespace page_load_metrics { |
| 13 |
| 14 class ResourceTrackingPageLoadMetricsObserver |
| 15 : public page_load_metrics::PageLoadMetricsObserver { |
| 16 public: |
| 17 ResourceTrackingPageLoadMetricsObserver(); |
| 18 ~ResourceTrackingPageLoadMetricsObserver() override; |
| 19 |
| 20 // Called by the PageLoadMetrics framework when we start a new request, so we |
| 21 // can update our data structures to be able to calculate a resource done |
| 22 // percentage. |
| 23 void OnStartedResource( |
| 24 const ExtraRequestStartInfo& extra_request_start_info) override; |
| 25 |
| 26 // Called by the PageLoadMetrics framework when we start a new request, so we |
| 27 // can update our data structures to be able to calculate a resource done |
| 28 // percentage. |
| 29 void OnLoadedResource( |
| 30 const ExtraRequestCompleteInfo& extra_request_complete_info) override; |
| 31 |
| 32 // For the specified type, get the count of requests started and completed. |
| 33 // TODO(petewil) Note that type is not used yet, code to use it is coming |
| 34 // soon. |
| 35 void GetCountsForTypeForTesting(const content::ResourceType type, |
| 36 int64_t* started_count, |
| 37 int64_t* completed_count); |
| 38 |
| 39 private: |
| 40 // TODO(petewil): Some way to keep track of what we've seen |
| 41 // TODO(petewil): Some way to inform our keeper of aggregate results when they |
| 42 // change. |
| 43 int64_t started_count_; |
| 44 int64_t completed_count_; |
| 45 }; |
| 46 |
| 47 } // namespace page_load_metrics |
| 48 |
| 49 #endif // CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_RESOURCE_TRACKING_PAGE_LOA
D_METRICS_OBSERVER_H_ |
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