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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_TAB_RESTORE_PAGE_LOAD_METRICS
_OBSERVER_H_ | 5 #ifndef CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_TAB_RESTORE_PAGE_LOAD_METRICS
_OBSERVER_H_ |
6 #define CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_TAB_RESTORE_PAGE_LOAD_METRICS
_OBSERVER_H_ | 6 #define CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_TAB_RESTORE_PAGE_LOAD_METRICS
_OBSERVER_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "chrome/browser/page_load_metrics/page_load_metrics_observer.h" | 11 #include "chrome/browser/page_load_metrics/page_load_metrics_observer.h" |
12 | 12 |
13 namespace content { | 13 namespace content { |
14 class NavigationHandle; | 14 class NavigationHandle; |
15 } | 15 } |
16 | 16 |
17 namespace page_load_metrics { | |
18 struct PageLoadExtraInfo; | |
19 struct PageLoadTiming; | |
20 } | |
21 | |
22 // Observer responsible for recording core page load metrics relevant to | 17 // Observer responsible for recording core page load metrics relevant to |
23 // restored tabs. | 18 // restored tabs. |
24 class TabRestorePageLoadMetricsObserver | 19 class TabRestorePageLoadMetricsObserver |
25 : public page_load_metrics::PageLoadMetricsObserver { | 20 : public page_load_metrics::PageLoadMetricsObserver { |
26 public: | 21 public: |
27 TabRestorePageLoadMetricsObserver(); | 22 TabRestorePageLoadMetricsObserver(); |
28 ~TabRestorePageLoadMetricsObserver() override; | 23 ~TabRestorePageLoadMetricsObserver() override; |
29 | 24 |
30 // page_load_metrics::PageLoadMetricsObserver: | 25 // page_load_metrics::PageLoadMetricsObserver: |
31 void OnComplete(const page_load_metrics::PageLoadTiming& timing, | 26 void OnComplete(const page_load_metrics::mojom::PageLoadTiming& timing, |
32 const page_load_metrics::PageLoadExtraInfo& info) override; | 27 const page_load_metrics::PageLoadExtraInfo& info) override; |
33 page_load_metrics::PageLoadMetricsObserver::ObservePolicy OnStart( | 28 page_load_metrics::PageLoadMetricsObserver::ObservePolicy OnStart( |
34 content::NavigationHandle* navigation_handle, | 29 content::NavigationHandle* navigation_handle, |
35 const GURL& currently_committed_url, | 30 const GURL& currently_committed_url, |
36 bool started_in_foreground) override; | 31 bool started_in_foreground) override; |
37 void OnLoadedResource(const page_load_metrics::ExtraRequestCompleteInfo& | 32 void OnLoadedResource(const page_load_metrics::ExtraRequestCompleteInfo& |
38 extra_request_complete_info) override; | 33 extra_request_complete_info) override; |
39 page_load_metrics::PageLoadMetricsObserver::ObservePolicy | 34 page_load_metrics::PageLoadMetricsObserver::ObservePolicy |
40 FlushMetricsOnAppEnterBackground( | 35 FlushMetricsOnAppEnterBackground( |
41 const page_load_metrics::PageLoadTiming& timing, | 36 const page_load_metrics::mojom::PageLoadTiming& timing, |
42 const page_load_metrics::PageLoadExtraInfo& info) override; | 37 const page_load_metrics::PageLoadExtraInfo& info) override; |
43 | 38 |
44 protected: | 39 protected: |
45 // Whether the navigation handle is a tab restore. | 40 // Whether the navigation handle is a tab restore. |
46 // Overridden in testing. | 41 // Overridden in testing. |
47 virtual bool IsTabRestore(content::NavigationHandle* navigation_handle); | 42 virtual bool IsTabRestore(content::NavigationHandle* navigation_handle); |
48 | 43 |
49 private: | 44 private: |
50 // Records histograms for byte information. | 45 // Records histograms for byte information. |
51 void RecordByteHistograms(); | 46 void RecordByteHistograms(); |
52 | 47 |
53 // The number of body (not header) prefilter bytes consumed by requests for | 48 // The number of body (not header) prefilter bytes consumed by requests for |
54 // the page. | 49 // the page. |
55 int64_t cache_bytes_; | 50 int64_t cache_bytes_; |
56 int64_t network_bytes_; | 51 int64_t network_bytes_; |
57 | 52 |
58 DISALLOW_COPY_AND_ASSIGN(TabRestorePageLoadMetricsObserver); | 53 DISALLOW_COPY_AND_ASSIGN(TabRestorePageLoadMetricsObserver); |
59 }; | 54 }; |
60 | 55 |
61 #endif // CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_TAB_RESTORE_PAGE_LOAD_METR
ICS_OBSERVER_H_ | 56 #endif // CHROME_BROWSER_PAGE_LOAD_METRICS_OBSERVERS_TAB_RESTORE_PAGE_LOAD_METR
ICS_OBSERVER_H_ |
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